Fix stock status result

Was previously using hard coded min/max values for months of stock so
the reports were broken.
Update casexml
Merge branch 'master' into stock-status-fix-again

Conflicts:
	submodules/casexml-src
Move StockState from casexml / add data migration
Merge branch 'master' into stock-status-fix-again

Conflicts:
	submodules/casexml-src
use key instead of value
use key in Domain
Search-bar WIP
also check if birth place is facility
add multi case type filter to WAR
Document 429 test failure workaround
Increase default api throttle requests to 200
update submodule refs
Merge remote-tracking branch 'origin/master' into fields-to-filters
add title to deploy page
Merge pull request #2937 from dimagi/app-page-titles

add title to deploy page
switch india to use python 2.7 env in fabfile
Merge pull request #2938 from dimagi/india27

switch india to use python 2.7 env in fabfile
fix memory issue with pre_auth_submissions migration
Merge pull request #2939 from dimagi/fix-auth-migration

fix memory issue with pre_auth_submissions migration