Setting up MBean for clearing cache.
Formatting.
Integrated Metrics library to expose ehcache metrics to jmx
Trying somethign different with the MBean config.
Exposing MBean via ReposeLocalCache.
Formatting for newer conventions.
Merge branch 'sethbrayman' of https://github.com/rackerlabs/repose into sethbrayman

Conflicts:
	project-set/core/core-lib/src/main/java/com/rackspace/papi/service/datastore/impl/ehcache/EHCacheDatastore.java
Unit test for ReposeLocalCache.
Updated instrumenting of ehcache for datastore service
Merge branch 'sethbrayman' of https://github.com/rackerlabs/repose into pull-request
Merge conflict
Added xsd validation checks to all instances in which system-model and container config are loaded
Added service list to the system model