Dependencies update

requirements.txt

@@ -2,20 +2,19 @@ apipkg==1.4
 attrs==17.4.0
 certifi==2018.1.18
 chardet==3.0.4
-click==6.7
 coverage==4.5.1
-coveralls==1.2.0
+coveralls==1.3.0
 dateparser==0.7.0
-django==1.11.10
-django-crispy-forms==1.7.0
-django-extensions==2.0.0
+django-crispy-forms==1.7.2
+django-extensions==2.0.6
 django-filter==1.1.0
 django-flat-responsive==2.0
-djangorestframework==3.7.7
+django==1.11.12
+djangorestframework==3.8.2
 docopt==0.6.2
 execnet==1.5.0
 factory-boy==2.10.0
-faker==0.8.11
+faker==0.8.13
 filemagic==1.6
 flake8==3.5.0
 fuzzywuzzy==0.15.0
@@ -23,30 +22,31 @@ gunicorn==19.7.1
 idna==2.6
 langdetect==1.0.7
 mccabe==0.6.1
+more-itertools==4.1.0
 pdftotext==2.0.2
-pillow==5.0.0
+pillow==5.1.0
 pluggy==0.6.0
-py==1.5.2
+py==1.5.3
 pycodestyle==2.3.1
 pyflakes==1.6.0
-pyocr==0.5
-pytest==3.4.1
+pyocr==0.5.1
 pytest-cov==2.5.1
 pytest-django==3.1.2
 pytest-env==0.6.2
 pytest-forked==0.2
 pytest-sugar==0.9.1
-pytest-xdist==1.22.1
-python-dateutil==2.6.1
-python-dotenv==0.7.1
-python-gnupg==0.4.1
+pytest-xdist==1.22.2
+pytest==3.5.0
+python-dateutil==2.7.2
+python-dotenv==0.8.2
+python-gnupg==0.4.2
 python-levenshtein==0.12.0
-pytz==2018.3
+pytz==2018.4
 regex==2018.2.21
 requests==2.18.4
 six==1.11.0
 termcolor==1.1.0
 text-unidecode==1.2
-typing==3.6.4
+typing==3.6.4; python_version < '3.5'
 tzlocal==1.5.1
 urllib3==1.22