fixed small bug; sometimes device metadata would never be created. Now, I force it right after devices are downloaded and created.
being more careful about initializing the device metadata.
Merge remote-tracking branch 'upstream/develop' into force_device_metadata
Merge remote-tracking branch 'upstream/develop' into auto_create_zone
Merge remote-tracking branch 'upstream/develop' into auto_create_zone
making org form expand when org info has any content or errors
Added line breaks to correct issue when errors are present.
Merge remote-tracking branch 'upstream/develop' into api_url

Conflicts:
	kalite/central/urls.py
	kalite/central/views.py
	kalite/main/urls.py
	kalite/main/views.py
	kalite/settings.py
	kalite/templates/central/landing_page.html
	kalite/urls.py
Merge remote-tracking branch 'upstream/develop' into auto_create_zone
script to generate more realistic data for coach reports
IDOC coach reports from the demo, on Google Visualization.  Completely separated this code from the rest of the IDOC code.
Merge branch 'generate_real_data' into IDOC_coach_reports

Conflicts:
	kalite/utils/topic_tools.py
moving around data generation files to be under coach reports
refactoring code, removing cruft, adding documentation, fixing a few smaller bugs
nit-fest from Richarrrd.
Make the Coach Report landing page more respoinsive.

Conflicts:
	kalite/templates/coachreports/landing_page.html
Fixed text alignment problem when the windows size get smaller.
Merge pull request #7 from wangguan59/IDOC_coach_reports

IDOC Coach Reports Landing page - Looks good!
ensure csrf token, for any client-side POST requests
Easier adding of users in bulk; message to tell of successful creation; allow teachers to belong to a group.