diff --git a/Pipfile b/Pipfile
index b1c30698d..778d15546 100644
--- a/Pipfile
+++ b/Pipfile
@@ -25,6 +25,11 @@ python-dateutil = "*"
 python-dotenv = "*"
 python-gnupg = "*"
 pytz = "*"
+
+[dev-packages]
+ipython = "*"
+sphinx = "*"
+tox = "*"
 pycodestyle = "*"
 pytest = "*"
 pytest-cov = "*"
@@ -32,9 +37,3 @@ pytest-django = "*"
 pytest-sugar = "*"
 pytest-env = "*"
 pytest-xdist = "*"
-
-[dev-packages]
-ipython = "*"
-sphinx = "*"
-tox = "*"
-
diff --git a/Pipfile.lock b/Pipfile.lock
index 71a46d37f..966fbd467 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "6d8bad24aa5d0c102b13b5ae27acba04836cd5a07a4003cb2763de1e0a3406b7"
+            "sha256": "eeeeaf6ecb0cec45a3962eda6647b5263e5ad7939fae29d4b294f59ffe9ca3dd"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -14,35 +14,12 @@
         ]
     },
     "default": {
-        "apipkg": {
-            "hashes": [
-                "sha256:37228cda29411948b422fae072f57e31d3396d2ee1c9783775980ee9c9990af6",
-                "sha256:58587dd4dc3daefad0487f6d9ae32b4542b185e1c36db6993290e7c41ca2b47c"
-            ],
-            "markers": "python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.3.*'",
-            "version": "==1.5"
-        },
-        "atomicwrites": {
-            "hashes": [
-                "sha256:0312ad34fcad8fac3704d441f7b317e50af620823353ec657a53e981f92920c0",
-                "sha256:ec9ae8adaae229e4f8446952d204a3e4b5fdd2d099f9be3aaf556120135fb3ee"
-            ],
-            "markers": "python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.3.*'",
-            "version": "==1.2.1"
-        },
-        "attrs": {
-            "hashes": [
-                "sha256:10cbf6e27dbce8c30807caf056c8eb50917e0eaafe86347671b57254006c3e69",
-                "sha256:ca4be454458f9dec299268d472aaa5a11f67a4ff70093396e1ceae9c76cf4bbb"
-            ],
-            "version": "==18.2.0"
-        },
         "certifi": {
             "hashes": [
-                "sha256:376690d6f16d32f9d1fe8932551d80b23e9d393a8578c5633a2ed39a64861638",
-                "sha256:456048c7e371c089d0a77a5212fb37a2c2dce1e24146e3b7e0261736aaeaa22a"
+                "sha256:339dc09518b07e2fa7eda5450740925974815557727d6bd35d319c1524a04a4c",
+                "sha256:6d58c986d22b038c8c0df30d639f23a3e6d172a05c3583e766f4c0b785c0986a"
             ],
-            "version": "==2018.8.24"
+            "version": "==2018.10.15"
         },
         "chardet": {
             "hashes": [
@@ -55,6 +32,7 @@
             "hashes": [
                 "sha256:03481e81d558d30d230bc12999e3edffe392d244349a90f4ef9b88425fac74ba",
                 "sha256:0b136648de27201056c1869a6c0d4e23f464750fd9a9ba9750b8336a244429ed",
+                "sha256:0bf8cbbd71adfff0ef1f3a1531e6402d13b7b01ac50a79c97ca15f030dba6306",
                 "sha256:10a46017fef60e16694a30627319f38a2b9b52e90182dddb6e37dcdab0f4bf95",
                 "sha256:198626739a79b09fa0a2f06e083ffd12eb55449b5f8bfdbeed1df4910b2ca640",
                 "sha256:23d341cdd4a0371820eb2b0bd6b88f5003a7438bbedb33688cd33b8eae59affd",
@@ -83,18 +61,18 @@
                 "sha256:c1bb572fab8208c400adaf06a8133ac0712179a334c09224fb11393e920abcdd",
                 "sha256:de4418dadaa1c01d497e539210cb6baa015965526ff5afc078c57ca69160108d",
                 "sha256:e05cb4d9aad6233d67e0541caa7e511fa4047ed7750ec2510d466e806e0255d6",
+                "sha256:f05a636b4564104120111800021a92e43397bc12a5c72fed7036be8556e0029e",
                 "sha256:f3f501f345f24383c0000395b26b726e46758b71393267aeae0bd36f8b3ade80"
             ],
-            "markers": "python_version >= '2.6' and python_version != '3.2.*' and python_version != '3.0.*' and python_version != '3.1.*' and python_version < '4'",
             "version": "==4.5.1"
         },
         "coveralls": {
             "hashes": [
-                "sha256:9dee67e78ec17b36c52b778247762851c8e19a893c9a14e921a2fc37f05fac22",
-                "sha256:aec5a1f5e34224b9089664a1b62217732381c7de361b6ed1b3c394d7187b352a"
+                "sha256:ab638e88d38916a6cedbf80a9cd8992d5fa55c77ab755e262e00b36792b7cd6d",
+                "sha256:b2388747e2529fa4c669fb1e3e2756e4e07b6ee56c7d9fce05f35ccccc913aa0"
             ],
             "index": "pypi",
-            "version": "==1.5.0"
+            "version": "==1.5.1"
         },
         "dateparser": {
             "hashes": [
@@ -106,11 +84,11 @@
         },
         "django": {
             "hashes": [
-                "sha256:0c5b65847d00845ee404bbc0b4a85686f15eb3001ffddda3db4e9baa265bf136",
-                "sha256:68aeea369a8130259354b6ba1fa9babe0c5ee6bced505dea4afcd00f765ae38b"
+                "sha256:25df265e1fdb74f7e7305a1de620a84681bcc9c05e84a3ed97e4a1a63024f18d",
+                "sha256:d6d94554abc82ca37e447c3d28958f5ac39bd7d4adaa285543ae97fb1129fd69"
             ],
             "index": "pypi",
-            "version": "==2.0.8"
+            "version": "==2.0.9"
         },
         "django-cors-headers": {
             "hashes": [
@@ -130,11 +108,11 @@
         },
         "django-extensions": {
             "hashes": [
-                "sha256:1f626353a11479014bfe0d77e76d8f866ebca1bb5d595cb57b776230b9e0eb92",
-                "sha256:f21b898598a1628cb73017fb9672e2c5e624133be9764f0eb138e0abf8a62b62"
+                "sha256:30cb6a8c7d6f75a55edf0c0c4491bd98f8264ae1616ce105f9cecac4387edd07",
+                "sha256:4ad86a7a5e84f1c77db030761ae87a600647250c652030a2b71a16e87f3a3d62"
             ],
             "index": "pypi",
-            "version": "==2.1.2"
+            "version": "==2.1.3"
         },
         "django-filter": {
             "hashes": [
@@ -146,11 +124,11 @@
         },
         "djangorestframework": {
             "hashes": [
-                "sha256:b6714c3e4b0f8d524f193c91ecf5f5450092c2145439ac2769711f7eba89a9d9",
-                "sha256:c375e4f95a3a64fccac412e36fb42ba36881e52313ec021ef410b40f67cddca4"
+                "sha256:607865b0bb1598b153793892101d881466bd5a991de12bd6229abb18b1c86136",
+                "sha256:63f76cbe1e7d12b94c357d7e54401103b2e52aef0f7c1650d6c820ad708776e5"
             ],
             "index": "pypi",
-            "version": "==3.8.2"
+            "version": "==3.9.0"
         },
         "docopt": {
             "hashes": [
@@ -158,14 +136,6 @@
             ],
             "version": "==0.6.2"
         },
-        "execnet": {
-            "hashes": [
-                "sha256:a7a84d5fa07a089186a329528f127c9d73b9de57f1a1131b82bb5320ee651f6a",
-                "sha256:fc155a6b553c66c838d1a22dba1dc9f5f505c43285a878c6f74a79c024750b83"
-            ],
-            "markers": "python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.3.*'",
-            "version": "==1.5.0"
-        },
         "factory-boy": {
             "hashes": [
                 "sha256:6f25cc4761ac109efd503f096e2ad99421b1159f01a29dbb917359dcd68e08ca",
@@ -176,11 +146,10 @@
         },
         "faker": {
             "hashes": [
-                "sha256:ea7cfd3aeb1544732d08bd9cfba40c5b78e3a91e17b1a0698ab81bfc5554c628",
-                "sha256:f6d67f04abfb2b4bea7afc7fa6c18cf4c523a67956e455668be9ae42bccc21ad"
+                "sha256:2621643b80a10b91999925cfd20f64d2b36f20bf22136bbdc749bb57d6ffe124",
+                "sha256:5ed822d31bd2d6edf10944d176d30dc9c886afdd381eefb7ba8b7aad86171646"
             ],
-            "markers": "python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.2.*' and python_version >= '2.7'",
-            "version": "==0.9.0"
+            "version": "==0.9.2"
         },
         "filemagic": {
             "hashes": [
@@ -190,12 +159,14 @@
             "version": "==1.6"
         },
         "fuzzywuzzy": {
+            "extras": [
+                "speedup"
+            ],
             "hashes": [
                 "sha256:3759bc6859daa0eecef8c82b45404bdac20c23f23136cf4c18b46b426bbc418f",
                 "sha256:5b36957ccf836e700f4468324fa80ba208990385392e217be077d5cd738ae602"
             ],
             "index": "pypi",
-            "markers": null,
             "version": "==0.15.0"
         },
         "gunicorn": {
@@ -227,80 +198,48 @@
             "index": "pypi",
             "version": "==1.0.7"
         },
-        "more-itertools": {
-            "hashes": [
-                "sha256:c187a73da93e7a8acc0001572aebc7e3c69daf7bf6881a2cea10650bd4420092",
-                "sha256:c476b5d3a34e12d40130bc2f935028b5f636df8f372dc2c1c01dc19681b2039e",
-                "sha256:fcbfeaea0be121980e15bc97b3817b5202ca73d0eae185b4550cbfce2a3ebb3d"
-            ],
-            "version": "==4.3.0"
-        },
         "pdftotext": {
             "hashes": [
-                "sha256:b7312302007e19fc784263a321b41682f01a582af84e14200cef53b3f4e69a50"
+                "sha256:e3ad11efe0aa22cbfc46aa1296b2ea5a52ad208b778288311f2801adef178ccb"
             ],
             "index": "pypi",
-            "version": "==2.1.0"
+            "version": "==2.1.1"
         },
         "pillow": {
             "hashes": [
-                "sha256:00def5b638994f888d1058e4d17c86dec8e1113c3741a0a8a659039aec59a83a",
-                "sha256:026449b64e559226cdb8e6d8c931b5965d8fc90ec18ebbb0baa04c5b36503c72",
-                "sha256:03dbb224ee196ef30ed2156d41b579143e1efeb422974719a5392fc035e4f574",
-                "sha256:03eb0e04f929c102ae24bc436bf1c0c60a4e63b07ebd388e84d8b219df3e6acd",
-                "sha256:1be66b9a89e367e7d20d6cae419794997921fe105090fafd86ef39e20a3baab2",
-                "sha256:1e977a3ed998a599bda5021fb2c2889060617627d3ae228297a529a082a3cd5c",
-                "sha256:22cf3406d135cfcc13ec6228ade774c8461e125c940e80455f500638429be273",
-                "sha256:24adccf1e834f82718c7fc8e3ec1093738da95144b8b1e44c99d5fc7d3e9c554",
-                "sha256:2a3e362c97a5e6a259ee9cd66553292a1f8928a5bdfa3622fdb1501570834612",
-                "sha256:3832e26ecbc9d8a500821e3a1d3765bda99d04ae29ffbb2efba49f5f788dc934",
-                "sha256:4fd1f0c2dc02aaec729d91c92cd85a2df0289d88e9f68d1e8faba750bb9c4786",
-                "sha256:4fda62030f2c515b6e2e673c57caa55cb04026a81968f3128aae10fc28e5cc27",
-                "sha256:5044d75a68b49ce36a813c82d8201384207112d5d81643937fc758c05302f05b",
-                "sha256:522184556921512ec484cb93bd84e0bab915d0ac5a372d49571c241a7f73db62",
-                "sha256:5914cff11f3e920626da48e564be6818831713a3087586302444b9c70e8552d9",
-                "sha256:6661a7908d68c4a133e03dac8178287aa20a99f841ea90beeb98a233ae3fd710",
-                "sha256:79258a8df3e309a54c7ef2ef4a59bb8e28f7e4a8992a3ad17c24b1889ced44f3",
-                "sha256:7d74c20b8f1c3e99d3f781d3b8ff5abfefdd7363d61e23bdeba9992ff32cc4b4",
-                "sha256:81918afeafc16ba5d9d0d4e9445905f21aac969a4ebb6f2bff4b9886da100f4b",
-                "sha256:8194d913ca1f459377c8a4ed8f9b7ad750068b8e0e3f3f9c6963fcc87a84515f",
-                "sha256:84d5d31200b11b3c76fab853b89ac898bf2d05c8b3da07c1fcc23feb06359d6e",
-                "sha256:989981db57abffb52026b114c9a1f114c7142860a6d30a352d28f8cbf186500b",
-                "sha256:a3d7511d3fad1618a82299aab71a5fceee5c015653a77ffea75ced9ef917e71a",
-                "sha256:b3ef168d4d6fd4fa6685aef7c91400f59f7ab1c0da734541f7031699741fb23f",
-                "sha256:c1c5792b6e74bbf2af0f8e892272c2a6c48efa895903211f11b8342e03129fea",
-                "sha256:c5dcb5a56aebb8a8f2585042b2f5c496d7624f0bcfe248f0cc33ceb2fd8d39e7",
-                "sha256:e2bed4a04e2ca1050bb5f00865cf2f83c0b92fd62454d9244f690fcd842e27a4",
-                "sha256:e87a527c06319428007e8c30511e1f0ce035cb7f14bb4793b003ed532c3b9333",
-                "sha256:f63e420180cbe22ff6e32558b612e75f50616fc111c5e095a4631946c782e109",
-                "sha256:f8b3d413c5a8f84b12cd4c5df1d8e211777c9852c6be3ee9c094b626644d3eab"
+                "sha256:00203f406818c3f45d47bb8fe7e67d3feddb8dcbbd45a289a1de7dd789226360",
+                "sha256:0616f800f348664e694dddb0b0c88d26761dd5e9f34e1ed7b7a7d2da14b40cb7",
+                "sha256:1f7908aab90c92ad85af9d2fec5fc79456a89b3adcc26314d2cde0e238bd789e",
+                "sha256:2ea3517cd5779843de8a759c2349a3cd8d3893e03ab47053b66d5ec6f8bc4f93",
+                "sha256:48a9f0538c91fc136b3a576bee0e7cd174773dc9920b310c21dcb5519722e82c",
+                "sha256:5280ebc42641a1283b7b1f2c20e5b936692198b9dd9995527c18b794850be1a8",
+                "sha256:5e34e4b5764af65551647f5cc67cf5198c1d05621781d5173b342e5e55bf023b",
+                "sha256:63b120421ab85cad909792583f83b6ca3584610c2fe70751e23f606a3c2e87f0",
+                "sha256:696b5e0109fe368d0057f484e2e91717b49a03f1e310f857f133a4acec9f91dd",
+                "sha256:870ed021a42b1b02b5fe4a739ea735f671a84128c0a666c705db2cb9abd528eb",
+                "sha256:916da1c19e4012d06a372127d7140dae894806fad67ef44330e5600d77833581",
+                "sha256:9303a289fa0811e1c6abd9ddebfc770556d7c3311cb2b32eff72164ddc49bc64",
+                "sha256:9577888ecc0ad7d06c3746afaba339c94d62b59da16f7a5d1cff9e491f23dace",
+                "sha256:987e1c94a33c93d9b209315bfda9faa54b8edfce6438a1e93ae866ba20de5956",
+                "sha256:99a3bbdbb844f4fb5d6dd59fac836a40749781c1fa63c563bc216c27aef63f60",
+                "sha256:99db8dc3097ceafbcff9cb2bff384b974795edeb11d167d391a02c7bfeeb6e16",
+                "sha256:a5a96cf49eb580756a44ecf12949e52f211e20bffbf5a95760ac14b1e499cd37",
+                "sha256:aa6ca3eb56704cdc0d876fc6047ffd5ee960caad52452fbee0f99908a141a0ae",
+                "sha256:aade5e66795c94e4a2b2624affeea8979648d1b0ae3fcee17e74e2c647fc4a8a",
+                "sha256:b78905860336c1d292409e3df6ad39cc1f1c7f0964e66844bbc2ebfca434d073",
+                "sha256:b92f521cdc4e4a3041cc343625b699f20b0b5f976793fb45681aac1efda565f8",
+                "sha256:bfde84bbd6ae5f782206d454b67b7ee8f7f818c29b99fd02bf022fd33bab14cb",
+                "sha256:c2b62d3df80e694c0e4a0ed47754c9480521e25642251b3ab1dff050a4e60409",
+                "sha256:c5e2be6c263b64f6f7656e23e18a4a9980cffc671442795682e8c4e4f815dd9f",
+                "sha256:c99aa3c63104e0818ec566f8ff3942fb7c7a8f35f9912cb63fd8e12318b214b2",
+                "sha256:dae06620d3978da346375ebf88b9e2dd7d151335ba668c995aea9ed07af7add4",
+                "sha256:db5499d0710823fa4fb88206050d46544e8f0e0136a9a5f5570b026584c8fd74",
+                "sha256:f36baafd82119c4a114b9518202f2a983819101dcc14b26e43fc12cbefdce00e",
+                "sha256:f52b79c8796d81391ab295b04e520bda6feed54d54931708872e8f9ae9db0ea1",
+                "sha256:ff8cff01582fa1a7e533cb97f628531c4014af4b5f38e33cdcfe5eec29b6d888"
             ],
             "index": "pypi",
-            "version": "==5.2.0"
-        },
-        "pluggy": {
-            "hashes": [
-                "sha256:6e3836e39f4d36ae72840833db137f7b7d35105079aee6ec4a62d9f80d594dd1",
-                "sha256:95eb8364a4708392bae89035f45341871286a333f749c3141c20573d2b3876e1"
-            ],
-            "markers": "python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.3.*'",
-            "version": "==0.7.1"
-        },
-        "py": {
-            "hashes": [
-                "sha256:06a30435d058473046be836d3fc4f27167fd84c45b99704f2fb5509ef61f9af1",
-                "sha256:50402e9d1c9005d759426988a492e0edaadb7f4e68bcddfea586bc7432d009c6"
-            ],
-            "markers": "python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.3.*'",
-            "version": "==1.6.0"
-        },
-        "pycodestyle": {
-            "hashes": [
-                "sha256:cbc619d09254895b0d12c2c691e237b2e91e9b2ecf5e84c26b35400f93dcfb83",
-                "sha256:cbfca99bd594a10f674d0cd97a3d802a1fdef635d4361e1a2658de47ed261e3a"
-            ],
-            "index": "pypi",
-            "version": "==2.4.0"
+            "version": "==5.3.0"
         },
         "pyocr": {
             "hashes": [
@@ -309,67 +248,13 @@
             "index": "pypi",
             "version": "==0.5.3"
         },
-        "pytest": {
-            "hashes": [
-                "sha256:453cbbbe5ce6db38717d282b758b917de84802af4288910c12442984bde7b823",
-                "sha256:a8a07f84e680482eb51e244370aaf2caa6301ef265f37c2bdefb3dd3b663f99d"
-            ],
-            "index": "pypi",
-            "version": "==3.8.0"
-        },
-        "pytest-cov": {
-            "hashes": [
-                "sha256:513c425e931a0344944f84ea47f3956be0e416d95acbd897a44970c8d926d5d7",
-                "sha256:e360f048b7dae3f2f2a9a4d067b2dd6b6a015d384d1577c994a43f3f7cbad762"
-            ],
-            "index": "pypi",
-            "version": "==2.6.0"
-        },
-        "pytest-django": {
-            "hashes": [
-                "sha256:2d2e0a618d91c280d463e90bcbea9b4e417609157f611a79685b1c561c4c0836",
-                "sha256:59683def396923b78d7e191a7086a48193f8d5db869ace79acb38f906522bc7b"
-            ],
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+            "version": "==2.7.5"
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@@ -391,42 +276,37 @@
             "hashes": [
                 "sha256:033a11de5e3d19ea25c9302d11224e1a1898fe5abd23c61c7c360c25195e3eb1"
             ],
+            "markers": "extra == 'speedup'",
             "version": "==0.12.0"
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         "pytz": {
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             ],
             "index": "pypi",
-            "version": "==2018.5"
+            "version": "==2018.7"
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-            "version": "==2018.8.29"
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@@ -435,12 +315,6 @@
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@@ -456,20 +330,40 @@
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-            "version": "==1.23"
+            "version": "==1.24.1"
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     "develop": {
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-            "version": "==0.7.11"
+            "version": "==0.7.12"
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@@ -487,10 +381,10 @@
         },
         "certifi": {
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-            "version": "==2018.8.24"
+            "version": "==2018.10.15"
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         "chardet": {
             "hashes": [
@@ -499,6 +393,44 @@
             ],
             "version": "==3.0.4"
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@@ -514,6 +446,20 @@
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             "version": "==0.14"
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@@ -526,16 +472,15 @@
                 "sha256:3f349de3eb99145973fefb7dbe38554414e5c30abd0c8e4b970a7c9d09f3a1d8",
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@@ -546,10 +491,10 @@
         },
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         "jinja2": {
             "hashes": [
@@ -564,12 +509,20 @@
             ],
             "version": "==1.0"
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+        "more-itertools": {
+            "hashes": [
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+                "sha256:c476b5d3a34e12d40130bc2f935028b5f636df8f372dc2c1c01dc19681b2039e",
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+            "version": "==18.0"
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@@ -588,26 +541,25 @@
         },
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-                "sha256:95eb8364a4708392bae89035f45341871286a333f749c3141c20573d2b3876e1"
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-            "version": "==0.7.1"
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-                "sha256:1df952620eccb399c53ebb359cc7d9a8d3a9538cb34c5a1344bdbeb29fbcc381",
-                "sha256:3f473ae040ddaa52b52f97f6b4a493cfa9f5920c255a12dc56a7d34397a398a4",
-                "sha256:858588f1983ca497f1cf4ffde01d978a3ea02b01c8a26a8bbc5cd2e66d816917"
+                "sha256:c1d6aff5252ab2ef391c2fe498ed8c088066f66bc64a8d5c095bbf795d9fec34",
+                "sha256:d4c47f79b635a0e70b84fdb97ebd9a274203706b1ee5ed44c10da62755cf3ec9",
+                "sha256:fd17048d8335c1e6d5ee403c3569953ba3eb8555d710bfc548faf0712666ea39"
             ],
-            "version": "==1.0.15"
+            "version": "==2.0.7"
         },
         "ptyprocess": {
             "hashes": [
@@ -618,11 +570,18 @@
         },
         "py": {
             "hashes": [
-                "sha256:06a30435d058473046be836d3fc4f27167fd84c45b99704f2fb5509ef61f9af1",
-                "sha256:50402e9d1c9005d759426988a492e0edaadb7f4e68bcddfea586bc7432d009c6"
+                "sha256:bf92637198836372b520efcba9e020c330123be8ce527e535d185ed4b6f45694",
+                "sha256:e76826342cefe3c3d5f7e8ee4316b80d1dd8a300781612ddbc765c17ba25a6c6"
             ],
-            "markers": "python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.3.*'",
-            "version": "==1.6.0"
+            "version": "==1.7.0"
+        },
+        "pycodestyle": {
+            "hashes": [
+                "sha256:cbc619d09254895b0d12c2c691e237b2e91e9b2ecf5e84c26b35400f93dcfb83",
+                "sha256:cbfca99bd594a10f674d0cd97a3d802a1fdef635d4361e1a2658de47ed261e3a"
+            ],
+            "index": "pypi",
+            "version": "==2.4.0"
         },
         "pygments": {
             "hashes": [
@@ -633,31 +592,78 @@
         },
         "pyparsing": {
             "hashes": [
-                "sha256:0832bcf47acd283788593e7a0f542407bd9550a55a8a8435214a1960e04bcb04",
-                "sha256:fee43f17a9c4087e7ed1605bd6df994c6173c1e977d7ade7b651292fab2bd010"
+                "sha256:40856e74d4987de5d01761a22d1621ae1c7f8774585acae358aa5c5936c6c90b",
+                "sha256:f353aab21fd474459d97b709e527b5571314ee5f067441dc9f88e33eecd96592"
             ],
-            "version": "==2.2.0"
+            "version": "==2.3.0"
+        },
+        "pytest": {
+            "hashes": [
+                "sha256:a9e5e8d7ab9d5b0747f37740276eb362e6a76275d76cebbb52c6049d93b475db",
+                "sha256:bf47e8ed20d03764f963f0070ff1c8fda6e2671fc5dd562a4d3b7148ad60f5ca"
+            ],
+            "index": "pypi",
+            "version": "==3.9.3"
+        },
+        "pytest-cov": {
+            "hashes": [
+                "sha256:513c425e931a0344944f84ea47f3956be0e416d95acbd897a44970c8d926d5d7",
+                "sha256:e360f048b7dae3f2f2a9a4d067b2dd6b6a015d384d1577c994a43f3f7cbad762"
+            ],
+            "index": "pypi",
+            "version": "==2.6.0"
+        },
+        "pytest-django": {
+            "hashes": [
+                "sha256:49e9ffc856bc6a1bec1c26c5c7b7213dff7cc8bc6b64d624c4d143d04aff0bcf",
+                "sha256:b379282feaf89069cb790775ab6bbbd2bd2038a68c7ef9b84a41898e0b551081"
+            ],
+            "index": "pypi",
+            "version": "==3.4.3"
+        },
+        "pytest-env": {
+            "hashes": [
+                "sha256:7e94956aef7f2764f3c147d216ce066bf6c42948bb9e293169b1b1c880a580c2"
+            ],
+            "index": "pypi",
+            "version": "==0.6.2"
+        },
+        "pytest-forked": {
+            "hashes": [
+                "sha256:e4500cd0509ec4a26535f7d4112a8cc0f17d3a41c29ffd4eab479d2a55b30805",
+                "sha256:f275cb48a73fc61a6710726348e1da6d68a978f0ec0c54ece5a5fae5977e5a08"
+            ],
+            "version": "==0.2"
+        },
+        "pytest-sugar": {
+            "hashes": [
+                "sha256:ab8cc42faf121344a4e9b13f39a51257f26f410e416c52ea11078cdd00d98a2c"
+            ],
+            "index": "pypi",
+            "version": "==0.9.1"
+        },
+        "pytest-xdist": {
+            "hashes": [
+                "sha256:3bc9dcb6ff47e607d3c710727cd9996fd7ac1466d405c3b40bb495da99b6b669",
+                "sha256:8e188d13ce6614c7a678179a76f46231199ffdfe6163de031c17e62ffa256917"
+            ],
+            "index": "pypi",
+            "version": "==1.24.0"
         },
         "pytz": {
             "hashes": [
-                "sha256:a061aa0a9e06881eb8b3b2b43f05b9439d6583c206d0a6c340ff72a7b6669053",
-                "sha256:ffb9ef1de172603304d9d2819af6f5ece76f2e85ec10692a524dd876e72bf277"
+                "sha256:31cb35c89bd7d333cd32c5f278fca91b523b0834369e757f4c5641ea252236ca",
+                "sha256:8e0f8568c118d3077b46be7d654cc8167fa916092e28320cde048e54bfc9f1e6"
             ],
             "index": "pypi",
-            "version": "==2018.5"
+            "version": "==2018.7"
         },
         "requests": {
             "hashes": [
-                "sha256:63b52e3c866428a224f97cab011de738c36aec0185aa91cfacd418b5d58911d1",
-                "sha256:ec22d826a36ed72a7358ff3fe56cbd4ba69dd7a6718ffd450ff0e9df7a47ce6a"
+                "sha256:99dcfdaaeb17caf6e526f32b6a7b780461512ab3f1d992187801694cba42770c",
+                "sha256:a84b8c9ab6239b578f22d1c21d51b696dcfe004032bb80ea832398d6909d7279"
             ],
-            "version": "==2.19.1"
-        },
-        "simplegeneric": {
-            "hashes": [
-                "sha256:dc972e06094b9af5b855b3df4a646395e43d1c9d0d39ed345b7393560d0b9173"
-            ],
-            "version": "==0.8.1"
+            "version": "==2.20.0"
         },
         "six": {
             "hashes": [
@@ -675,27 +681,39 @@
         },
         "sphinx": {
             "hashes": [
-                "sha256:217a7705adcb573da5bbe1e0f5cab4fa0bd89fd9342c9159121746f593c2d5a4",
-                "sha256:a602513f385f1d5785ff1ca420d9c7eb1a1b63381733b2f0ea8188a391314a86"
+                "sha256:652eb8c566f18823a022bb4b6dbc868d366df332a11a0226b5bc3a798a479f17",
+                "sha256:d222626d8356de702431e813a05c68a35967e3d66c6cd1c2c89539bb179a7464"
             ],
             "index": "pypi",
-            "version": "==1.7.9"
+            "version": "==1.8.1"
         },
         "sphinxcontrib-websupport": {
             "hashes": [
                 "sha256:68ca7ff70785cbe1e7bccc71a48b5b6d965d79ca50629606c7861a21b206d9dd",
                 "sha256:9de47f375baf1ea07cdb3436ff39d7a9c76042c10a769c52353ec46e4e8fc3b9"
             ],
-            "markers": "python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.1.*' and python_version != '3.3.*'",
             "version": "==1.1.0"
         },
+        "termcolor": {
+            "hashes": [
+                "sha256:1d6d69ce66211143803fbc56652b41d73b4a400a2891d7bf7a1cdf4c02de613b"
+            ],
+            "version": "==1.1.0"
+        },
+        "toml": {
+            "hashes": [
+                "sha256:229f81c57791a41d65e399fc06bf0848bab550a9dfd5ed66df18ce5f05e73d5c",
+                "sha256:235682dd292d5899d361a811df37e04a8828a5b1da3115886b73cf81ebc9100e"
+            ],
+            "version": "==0.10.0"
+        },
         "tox": {
             "hashes": [
-                "sha256:37cf240781b662fb790710c6998527e65ca6851eace84d1595ee71f7af4e85f7",
-                "sha256:eb61aa5bcce65325538686f09848f04ef679b5cd9b83cc491272099b28739600"
+                "sha256:513e32fdf2f9e2d583c2f248f47ba9886428c949f068ac54a0469cac55df5862",
+                "sha256:75fa30e8329b41b664585f5fb837e23ce1d7e6fa1f7811f2be571c990f9d911b"
             ],
             "index": "pypi",
-            "version": "==3.2.1"
+            "version": "==3.5.3"
         },
         "traitlets": {
             "hashes": [
@@ -706,19 +724,17 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:a68ac5e15e76e7e5dd2b8f94007233e01effe3e50e8daddf69acfd81cb686baf",
-                "sha256:b5725a0bd4ba422ab0e66e89e030c806576753ea3ee08554382c14e685d117b5"
+                "sha256:61bf29cada3fc2fbefad4fdf059ea4bd1b4a86d2b6d15e1c7c0b582b9752fe39",
+                "sha256:de9529817c93f27c8ccbfead6985011db27bd0ddfcdb2d86f3f663385c6a9c22"
             ],
-            "markers": "python_version >= '2.6' and python_version != '3.2.*' and python_version != '3.0.*' and python_version != '3.1.*' and python_version < '4' and python_version != '3.3.*'",
-            "version": "==1.23"
+            "version": "==1.24.1"
         },
         "virtualenv": {
             "hashes": [
-                "sha256:2ce32cd126117ce2c539f0134eb89de91a8413a29baac49cbab3eb50e2026669",
-                "sha256:ca07b4c0b54e14a91af9f34d0919790b016923d157afda5efdde55c96718f752"
+                "sha256:686176c23a538ecc56d27ed9d5217abd34644823d6391cbeb232f42bf722baad",
+                "sha256:f899fafcd92e1150f40c8215328be38ff24b519cd95357fa6e78e006c7638208"
             ],
-            "markers": "python_version >= '2.7' and python_version != '3.0.*' and python_version != '3.2.*' and python_version != '3.1.*'",
-            "version": "==16.0.0"
+            "version": "==16.1.0"
         },
         "wcwidth": {
             "hashes": [
diff --git a/docs/changelog.rst b/docs/changelog.rst
index e98436382..059691811 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -9,6 +9,8 @@ Changelog
 * Fix the ``RecentCorrespondentsFilter`` correspondents filter that was added
   in 2.4 to play nice with the defaults.  Thanks to `tsia`_ and `Sblop`_ who
   pointed this out. `#423`_.
+* Updated dependencies to include (among other things) a security patch to
+  requests.
 
 
 2.5.0
diff --git a/requirements.txt b/requirements.txt
index ac893b8a5..61d98a6d7 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,51 +1,53 @@
 -i https://pypi.python.org/simple
-apipkg==1.5; python_version != '3.3.*'
-atomicwrites==1.2.1; python_version != '3.3.*'
+alabaster==0.7.12
+apipkg==1.5
+atomicwrites==1.2.1
 attrs==18.2.0
-certifi==2018.8.24
+babel==2.6.0
+backcall==0.1.0
+certifi==2018.10.15
 chardet==3.0.4
-coverage==4.5.1; python_version < '4'
-coveralls==1.5.0
-dateparser==0.7.0
-django-cors-headers==2.4.0
-django-crispy-forms==1.7.2
-django-extensions==2.1.2
-django-filter==2.0.0
-django==2.0.8
-djangorestframework==3.8.2
-docopt==0.6.2
-execnet==1.5.0; python_version != '3.3.*'
-factory-boy==2.11.1
-faker==0.9.0; python_version >= '2.7'
-filemagic==1.6
-fuzzywuzzy==0.15.0
-gunicorn==19.9.0
+coverage==4.5.1
+decorator==4.3.0
+docutils==0.14
+execnet==1.5.0
+filelock==3.0.10
 idna==2.7
-inotify-simple==1.1.8; sys_platform == 'linux'
-langdetect==1.0.7
+imagesize==1.1.0
+ipython-genutils==0.2.0
+ipython==7.1.1
+jedi==0.13.1
+jinja2==2.10
+markupsafe==1.0
 more-itertools==4.3.0
-pdftotext==2.1.0
-pillow==5.2.0
-pluggy==0.7.1; python_version != '3.3.*'
-py==1.6.0; python_version != '3.3.*'
+packaging==18.0
+parso==0.3.1
+pexpect==4.6.0 ; sys_platform != 'win32'
+pickleshare==0.7.5
+pluggy==0.8.0
+prompt-toolkit==2.0.7
+ptyprocess==0.6.0
+py==1.7.0
 pycodestyle==2.4.0
-pyocr==0.5.3
+pygments==2.2.0
+pyparsing==2.3.0
 pytest-cov==2.6.0
-pytest-django==3.4.2
+pytest-django==3.4.3
 pytest-env==0.6.2
-pytest-forked==0.2; python_version != '3.3.*'
+pytest-forked==0.2
 pytest-sugar==0.9.1
-pytest-xdist==1.23.0
-pytest==3.8.0
-python-dateutil==2.7.3
-python-dotenv==0.9.1
-python-gnupg==0.4.3
-python-levenshtein==0.12.0
-pytz==2018.5
-regex==2018.8.29
-requests==2.19.1
+pytest-xdist==1.24.0
+pytest==3.9.3
+pytz==2018.7
+requests==2.20.0
 six==1.11.0
+snowballstemmer==1.2.1
+sphinx==1.8.1
+sphinxcontrib-websupport==1.1.0
 termcolor==1.1.0
-text-unidecode==1.2
-tzlocal==1.5.1
-urllib3==1.23; python_version != '3.3.*'
+toml==0.10.0
+tox==3.5.3
+traitlets==4.3.2
+urllib3==1.24.1
+virtualenv==16.1.0
+wcwidth==0.1.7