Bumped v to 1.6.0-SNAPSHOT and Nx master (2.8.x)

Slight API changes happened, most notably on staging
profile XO object (getId vs id, getName vs name)
Using eclipse SISU

Previous change bumped nexus to latest, but left
sonatype sisu in place, that broke ITs
Merge remote-tracking branch 'origin/master' into NEXUS-6094-be-aware-of-build-failures