Allow plugin to run without git properties missing
add simple unit test to confirm version works w/o git.properties in classpath
[ci-skip]
[ci-skip]
Update of the groupid to reflect sub-project of www.gluster.org
[ci-skip]
Throw RuntimeException if a volume doesn't exist.
[ci-skip]
Throw a better error message if attempting to access a directory without permission.
Add path to error message.
[ci-skip]
Neccessary amend to pull #96 - still throws exceptions in some cases