Merge pull request #143 from hazendaz/master

Snapshot / Sonar Issues
Merge pull request #145 from hazendaz/master

Dependency updates
Merge pull request #147 from hazendaz/master

add gitexe to release plugin
Merge pull request #148 from hazendaz/master

More maven updates.
Merge pull request #149 from hazendaz/master

Added note about ssh to maven release.