Merge branch 'IDOC_coach_reports' of git://github.com/jamalex/ka-lite into IDOC_coach_reports
adding back decorator to force login, propagate topic_path to all landing page links
Allow topics to be selected via topic tree on graph pages.
Merge branch 'IDOC_coach_reports' of git://github.com/rtibbles/ka-lite into IDOC_coach_reports

Conflicts:
	kalite/templates/coachreports/base_google_visualization.html
Plot scatterplots for specific topics selected from the tree.
First pass at separating out struggling, attempted and not attempted in tooltip.
Merge branch 'IDOC_coach_reports' of git://github.com/jamalex/ka-lite into IDOC_coach_reports
Merge branch 'IDOC_coach_reports' of git://github.com/bcipolli/ka-lite into IDOC_coach_reports

Conflicts:
	kalite/coachreports/api_views.py
	kalite/coachreports/urls.py
	kalite/templates/coachreports/base_google_visualization.html
Merge remote-tracking branch 'jamalex/IDOC_coach_reports' into IDOC_coach_reports
Updated tooltip popup. Styling and ordering by value.
Resolving merge conflict.

Merge branch 'IDOC_coach_reports' of git://github.com/jamalex/ka-lite into IDOC_coach_reports

Conflicts:
	kalite/static/js/coachreports/scatter_view.js
Merge remote-tracking branch 'rtibbles/IDOC_coach_reports' into IDOC_coach_reports
Switched simplejson to import from django.utils.
Limited display on scatter view tooltip to 3 items.

Added facility and group selection to scatter view.

Trigger graph redraw on group change.
Pretty-fied the coach report landing page.

Most importantly - got rid of the tables.

TABLES ARE FOR DATA!
making topic tree API endpoint generic; making topic tree front-end script generic to share across pages
merge.  Add common navigation bar. Move x/y axes below.