* 7.x:
(PDB-5700) 7.15.0 release notes
(PUP-11899) update integration tests for new Puppet log message
(maint) Update version to 7.15.1-SNAPSHOT
(maint) Update version to 7.15.0 for release
Set clj-parent=5.6.6
(PE-36861) Update ezbake to 2.5.5
Set clj-parent=5.6.5
(PE-36861) Update ezbake to 2.5.4
Set clj-parent=5.6.4