Upgrade all packages using pur

for reqs in `ls requirements`;
do
  pur
  --skip django-tastypie,django,docker,elasticsearch,pyelasticsearch,commonmark,stripe,djangorestframework,mkdocs,django-allauth,django-filter,mercurial
  --requirement requirements/$reqs;
done

requirements/deploy.txt

@@ -1,8 +1,9 @@
 -r pip.txt
-psycopg2==2.7.3.2
-gunicorn==19.1.0
-pysolr==2.0.13
-django-redis-cache==1.6.3
+# http://initd.org/psycopg/docs/install.html#binary-install-from-pypi
+psycopg2==2.7.5 --no-binary psycopg2
+gunicorn==19.9.0
+pysolr==3.7.0
+django-redis-cache==1.7.1
 
 #For resizing images
 pillow

requirements/lint.txt

@@ -1,7 +1,7 @@
 -r pip.txt
-astroid==1.6.4
-pylint==1.9.1
-pylint-django==0.11.1
+astroid==2.0.4
+pylint==2.1.1
+pylint-django==2.0.2
 pylint-celery==0.3
-prospector==0.12.10
+prospector==1.1.2
 pyflakes==2.0.0

requirements/pip.txt

@@ -1,10 +1,10 @@
 # Base packages
-pip==10.0.1
+pip==18.0
 appdirs==1.4.3
 virtualenv==16.0.0
 docutils==0.14
-Sphinx==1.7.4
-sphinx_rtd_theme==0.3.1
+Sphinx==1.7.8
+sphinx_rtd_theme==0.4.1
 
 Pygments==2.2.0
 
@@ -18,7 +18,7 @@ future==0.16.0
 django-tastypie==0.13.0
 
 django-guardian==1.4.9
-django-extensions==2.0.7
+django-extensions==2.1.2
 
 # djangorestframework 3.7.x drops support for django 1.9.x
 djangorestframework==3.6.4
@@ -29,15 +29,15 @@ django-filter==1.1.0
 django-vanilla-views==1.0.5
 jsonfield==2.0.2
 
-requests==2.18.4
+requests==2.19.1
 requests-toolbelt==0.8.0
 slumber==0.7.1
-lxml==4.2.1
+lxml==4.2.4
 defusedxml==0.5.0
 
 # Basic tools
 redis==2.10.6
-celery==4.1.1
+celery==4.2.1
 
 # django-allauth 0.33.0 dropped support for Django 1.9
 # https://django-allauth.readthedocs.io/en/latest/release-notes.html#backwards-incompatible-changes
@@ -47,7 +47,7 @@ dnspython==1.15.0
 
 # VCS
 httplib2==0.11.3
-GitPython==2.1.10
+GitPython==2.1.11
 
 # Search
 elasticsearch==1.5.0
@@ -56,8 +56,8 @@ pyquery==1.4.0
 
 # Utils
 django-gravatar2==1.4.2
-pytz==2018.4
-beautifulsoup4==4.6.0
+pytz==2018.5
+beautifulsoup4==4.6.3
 Unipath==1.1
 django-kombu==0.9.4
 mock==2.0.0
@@ -78,11 +78,11 @@ django-textclassifier==1.0
 django-annoying==0.10.4
 django-messages-extends==0.6.0
 djangorestframework-jsonp==1.0.2
-django-taggit==0.22.2
+django-taggit==0.23.0
 dj-pagination==2.3.2
 
 # Docs
-sphinxcontrib-httpdomain==1.6.1
+sphinxcontrib-httpdomain==1.7.0
 
 # commonmark 0.5.5 is the latest version compatible with our docs, the
 # newer ones make `tox -e docs` to fail

requirements/testing.txt

@@ -4,13 +4,21 @@ django-dynamic-fixture==2.0.0
 
 # 3.6.1 and >3.2.5 is incompatible
 # with pytest-describe 0.11.0
-pytest==3.2.5
-pytest-django==3.1.2
-pytest-describe==0.11.0
-pytest-xdist==1.22.0
-apipkg==1.4
+pytest==3.7.4
+pytest-django==3.4.2
+pytest-describe==0.11.1
+pytest-xdist==1.23.0
+apipkg==1.5
 execnet==1.5.0
+
+# Mercurial 4.3 and newer require Python 2.7
+# Mercurial is actively being ported to Python 3. As of Mercurial 4.3,
+# some commands work on Python 3. However, Python 3 is not yet a
+# supported platform.
+# mercurial-scm.org/wiki/SupportedPythonVersions
+# (Pinned to 4.4.2 since what we need for testing is still useful)
 Mercurial==4.4.2
+
 yamale==1.7.0
 pytest-mock==1.10.0