Merge pull request #16 from stonier/master

Maven style open ranged dependencies
convert all open ranged dependencies across to maven style.
Merge pull request #17 from rosjava/open_range

Convert all open ranged dependencies across to maven style.
bugfixes and upgrades for the rosjava build environment.
upgrades from bugfixes and updates to the rosjava build environment.
rosjava artifacts with constrained open range dependencies.
Fixup hashes
Add repo index