scaffolded pie chart report
Merge branch 'master' into commtrack-maps
templatizing report
fix for API change
linked to elastic
adapt for xforms
date filtering
add an emitter that sums instead of OR ing
Use premade venv for travis
Merge branch 'master' of github.com:dimagi/commcare-hq into use-premade-venv

Conflicts:
	.travis.yml
Directly invoke the executables in the virtualenv; no more "activate"
Hit couch in a couple places to see where things went wrong with travis
Merge branch 'master' of github.com:dimagi/commcare-hq into use-premade-venv
Fix event order bug
Retire reminders when a case is deleted
Add preview environment
remove couchdb query from case API
Fixes to preview env
maps speedup
Move preview formsplayer config to hqdjango0-preview