update build numbers
Merge pull request #34 from dimagi/219_version_updates

update build numbers
Support user-defined variables
Drop println
Merge pull request #36 from dimagi/graphing-variables

Graphing variables
Moved entity ID matching method
Merge branch 'inline_entity_tiles' into async_entities

Conflicts:
	backend/src/org/commcare/util/CommCareSession.java
Merge branch 'async_entities' of https://github.com/dimagi/commcare into async_entities
Merge branch 'master' into async_entities