Finished design of event listener and tests
Finished local queue for proof of concept
Added basic Q logic for in memory queue as proof of concept.  Need to test and add reserved capacity for writes.
Temp commit. Need to finish delete lister and refactor
Refactor to use the observables. Evaluating hazelcast
Initial refactor of listeners and event system
Upgraded queue system and processing

Updated RX to 0.17-RC7

Rolled custom Hystrix to test RX integration
Removed Hystrix.  Revert this commit to re-apply hystrix on this issue is resolved.

https://github.com/Netflix/Hystrix/pull/209
Checkpoint for delete listener and tests
Checkpoint before refactor
Working meta data cleanup
Passing tests for meta data cleanup.
Temporary commit before adding delete repair
Finished serialization I/O impls
Merge branch 'two-dot-o' into asyncqueue

Conflicts:
	stack/corepersistence/collection/pom.xml
Fixed delete process.  Need to refactor the creation of observables from iterators into utilities.
Fixed tests and listeners.
Merge branch 'two-dot-o' of github.com:usergrid/usergrid into asyncqueue
Added stress tests and fixed iterator issues.
Added custom astyanax build with sources