Check connection and server status is now possible.
using URL reverse lookup, fixing import bug
update and bug fixes
Merge branch 'checkconnection' of github.com:ruimalheiro/ka-lite into checkconnection

Conflicts:
	kalite/templates/admin_distributed.html
Merge pull request #2 from bcipolli/checkconnection

using URL reverse lookup, fixing import bug
sending hostname and port separately
Merge branch 'checkconnection' of github.com:bcipolli/ka-lite into checkconnection
make video_download use AJAX, so it doesn't hang.  Add an 'online' flag to get_status_info.
bit of cleanup, fixing broken interaction of buttons on video page.
t stash popMerge branch 'checkconnection' of github.com:bcipolli/ka-lite into checkconnection
use SCRIPT tag, as jQuery call was giving cross-site scripting error
Merge branch 'checkconnect/deco
on' of github.com:bcipolli/ka-lite into checkconnection
updates module, with tests, sans UI (will extract from video_download
adding comments, removing cruft, a small code switch for safety.
Merge branch 'develop' of github.com:learningequality/ka-lite into checkconnection

Conflicts:
	kalite/main/views.py
	kalite/static/js/khan-lite.js
	kalite/utils/decorators.py
Merge branch 'checkconnection' of github.com:bcipolli/ka-lite into updates_app

Conflicts:
	kalite/main/api_views.py
	kalite/settings.py
secondary checkin; most of the functionality is there.
cleanup of interactions (just missing a 'waiting to begin' message)
pointing subtitles client at ourselves.
hardcoding playground