[PHOENIX-3623] Integrate Omid with Phoenix.

[ohadshacham]

This patch add's support for Omid transaction processor. More information exists at the Jira and at [OMID-82], which is the corresponding jira and commit to Omid.

[twdsilva]

+1 LGTM, nice work!

[MohammedLayeeq]

Hi Team, Integrate Omid with Phoenix how we can integrate both of this services. is this integration supports Phoenix 5.0.0 and Hbase2.0.0 or not.

Please update. We want to integrate services for our transaction data processing in Production Hadoop cluster.

[stoty]

Already merged.