Changes in Open MQ 4.4u1, Build 7

This build is available here: http://download.java.net/mq/open-mq/4.4u1/b7-rc4

This is release candidate 4 (build 6 was an intermediate build to fix one bug for GlassFish. It wasn't posted). We expect this will be our final release candidate (aren't they all the final RC?).

• Added debug logging: dynnamically on/off imq.cluster.debug.lock
• Fix for CR6900055 "some tonga tests failed in the milestone run when tested with new Txn Logging enabled"
• Fix for CR6902037 "Change to properties and default values for controlling sync-to-disk behaviour with txn log."
• New ant-build scripts -- Better integration with GF Build, Remove some unneeded dependencies, added Maven deploy support.
• Add new debug logging when sync() or force() called on various store files. Controlled by property: imq.persist.store.debug.sync
• Fix 6900322 tonga/jmsserver/ha/Queue/mfha2 test fail in milestone Build5-d-4.4u1
• Add RFE 6901405 log JDBC vendor properties if specified
• Add index to BROKER_ID in MQSES41 for MySQL