Merge changes made by Mike in the Sorcer branch. Upgrade jgroups to 2.12.1 . Exclude all java.util.logging, annotations and some System.out calls. Code compiles, but doesn't run on jdl 1.5+ (class version issue)

Conflicts:
	build.xml
	src/org/dancres/blitz/jini/lockmgr/Conflicter.java
	src/org/dancres/blitz/jini/lockmgr/DistributedLockManager.java
	src/org/dancres/blitz/jini/lockmgr/DistributedLockManagerTest.java
	src/org/dancres/blitz/jini/lockmgr/JiniConfig.java
	src/org/dancres/blitz/jini/lockmgr/LockImpl.java
	src/org/dancres/blitz/jini/lockmgr/LockResult.java
	src/org/dancres/blitz/jini/lockmgr/MutexTest.java
	src/org/dancres/blitz/jini/lockmgr/Proxy.java
	src/org/dancres/blitz/jini/lockmgr/ServerImpl.java
	src/org/dancres/blitz/jini/lockmgr/VotingAdapter.java