Update to 1.7.5 and add nbactions.xml
Bump to 1.7.6
Bump verision to 1.7.7
Bumped to 1.8.0
Bump to 1.8.1
Update to 1.8.4
1.8.4 and VM intro.
Update to 1.8.5 and add a gradle build file example
cleanup pom.xml formatting