[NX-25] When adding the menu to a section return the added menu

Signed-off-by: Alin Dreghiciu <adreghiciu@gmail.com>
Merge pull request #185 from sonatype/NX-25-link-to-CML-dahsboard

REVIEW: [NX-25] When adding the menu to a section return the added menu
Update groovy to latest supported by groovy-eclipse-compiler: 2.1.5
Merge remote-tracking branch 'origin/master' into NX-19-dynamic-logging