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
make use of case query methods
replace hqcase/all_cases and hqcase/open_cases view with case/all_cases
Directly invoke the executables in the virtualenv; no more "activate"
check keys is None exlicitly
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
move case status constants to casexml app
move hqcase query to hqcase app