[ENGINE RELEASE] Created the release 6.2.3.rc-01
[ENGINE RELEASE] Created the release 6.2.3-SNAPSHOT
BS-6734, add more log when the exception happen
Fix compilation error using jre 6
BS-7437, add client side model & converter for definition. Also add api as well as add method.
BS-7214 fix test "BPMLocalTest.incidentIsLogged" on SP for h2, postgres, oracle, sqlserver-ms
replace the existing test "BPMLocalTest.incidentIsLogged",
by :

    unit tests on FileLoggerIncidentHandlerTest
BS-7437, add unit tests to custom user info creator & server custom user info builder..
BS-7156, fix mobile as well. IOS & android tested.
Merge branch '6.2.x' into BS-7150_UserMetadata