[JENKINS-22681] Additional logging useful for diagnosing certain lazy-loading bugs.
(cherry picked from commit b55c157813c0f5dc3cb06d0503834d21115aebc9)
[FIXED JENKINS-22681] Fix of JENKINS-19418 should have used getById, not load, to avoid reloading the last build gratuitously.
(cherry picked from commit b6b7bfd27c9b5551fde04416ee9b7b5faf16ad99)

Conflicts:
	changelog.html
[JENKINS-22681] Toning down some logging to FINER.
(cherry picked from commit 142825718be9787547973eac0fb801414c6cf39e)
Ensure that resolveDependencyJar works for NetBeans compile-on-save (and possibly other IDE’s similar features) even when plugin dependencies are snapshots (possibly in the reactor).
(cherry picked from commit fb0ad71b719f4a49e21492273c3f3a03035b92fa)