Reorganized project for Maven build; cmake not yet reconfigured
Can now generate HPCCVersionTracker.java from Maven (preliminary)
Updated README and added comments to version.cmake.groovy
CMAKE changes for new MAVENized build dir structure

Signed-off-by: Rodrigo Pastrana <Rodrigo.Pastrana@lexisnexis.com>
Merge pull request #1 from rpastrana/mavtest

CMAKE changes for new MAVENized build dir structure