Added code for CRUD regarding #550
Added test case for #550
Added test case regarding #579
Merge branch 'trunk' of https://github.com/impetus-opensource/Kundera into trunk
Added query support for #550
Merge branch 'trunk' of https://github.com/impetus-opensource/Kundera into trunk
Fixes for #550
Fixes related to #550
Removed System.out.println statements from code
Merge branch 'trunk' of https://github.com/impetus-opensource/Kundera into trunk