Added voldemort-convert-bdb batch file to upgrade from 1.1.x pre-versions
Minor fixes in other batch files
Admin Frontend: Fixed bug generating json values when the local uses ',' as decimal separator
- Build: Parametrized Java version
- Build: Added -source parameter when compiling
- Build: Don't include dist/classes folders in the release files
Excluded Hadoop tests
Disable MySQL tests since I cannot execute them
Voldemort Performance:
- Added support to measure batch reads (getAll)
- Added support for non Integer keys and removed unused code
Updated some batch files
Merge commit '00822cdb3877a7aa649527991cd1354f1a8b1094' into release-1.6.0

Conflicts:
	bin/voldemort-convert-bdb.bat
Merge commit '763a852d6a68cc09202b6e8976f91f1241c6cd3b' into release-1.6.0