Minor fix
Fix error message
Display error if node not saved on connect
Add missing whitespace
Add support for django signals
Bump py2neo version
Merge branch 'master' of github.com:robinedwards/neomodel into feature_batch_create
Merge branch 'master' into feature_batch_create
Make batch create atomic
Re-use create mechanism
Rename batch_create to create
Add docs
Cleanup
Ignore eggs!
Refactor batching to support update

- write test case for unique conflict on update