8154110: Update class* and safepoint* logging subsystems
Summary: Refactored logging tags in class and safepoint subsystems.
Reviewed-by: coleenp, rehn, hseigel
8155727: java/util/concurrent/locks/Lock/TimedAcquireLeak.java timeouts.
Summary: Fix regex pattern to handle possible (module@version) text
Reviewed-by: ctornqvi, martin