ISPN-4410 Remove superfluous elements/attributes from server configurations
ISPN-4411 Use server management port 9990 instead of 9999
ISPN-4389 Tests for suppressing state transfer with jmx fail

* Changed so cluster registry cache never has ST disabled
Updated readme file, failsafe plugin single test info
ISPN-4402 Add test for custom audit logger
ISPN-4408 Distribution ZIP file building fails
ISPN-4384 CacheNotifierImplInitialTransferDistTest test instability

* Dist initial transfer could fail erroneously if remote/local batch
* completed at about the same time
ISPN-4409 Upgrade to LevelDB 0.7 and fix server test assertions

* Upgrade to LevelDB 0.7 in order to align with server's Guava
version which currently is 16.x.
* Fixed LevelDB server test assertions to avoid having to instantiate
the cache's marshaller client side.