Added import io.open needed for projects that support Python 2.7
Updated long_description argument in setup.py from README.rst
Importing from django.core.urlresolvers is deprecated in favor of django.urls.
Fixed RemovedInDjango20Warning and pep8
Merge remote-tracking branch 'upstream/develop' into develop
Merge remote-tracking branch 'upstream/master' into develop
Updated largest width to 75% and added full width 100%
Added SMALL widget size replacing 16% with 25% for a more useful 4 co…