removed dvs url
added sort by date and search box
load icommons_common and icommons_ui from GitHub instead of HUIT git
using video detail page instead of inline video player
using video detail page instead of inline video player
Merge branch 'feature/LectureVideo' into develop
Merge branch 'develop' of github.com:Harvard-University-iCommons/icommons_lti_tools into develop
stubbed out the add_user tool
stubbed out the add_user tool
added a secure.py.example file, modified gitignore to allow it
Merge branch 'feature/add_user_tool' into develop

* feature/add_user_tool:
  added a secure.py.example file, modified gitignore to allow it
  stubbed out the add_user tool
fixed github url
added the LTI middleware back in; it does need to be present in order for the LTI request to be processed correctly
temporarily switch the “secure” url to be http so that it works in development.
Merge branch 'feature/add_user_tool' into develop

* feature/add_user_tool:
  temporarily switch the “secure” url to be http so that it works in development.
  added the LTI middleware back in; it does need to be present in order for the LTI request to be processed correctly
  fixed github url
added gunicorn to the qa and prod reqs
add an /lti prefix to the urls to make it easier to set up in apache/nginx
added gunicorn config for qa
include icommons_ui in the installed apps
added a new lti_auth_error view