Added eclipse metadata dir to git ignore
RemovedObjectProxy for FeatureTypeInfo can reference the FT's parent DataStoreInfo.  Also fixed some unit tests that weren't actually testing anything.
add hazelcast-cluster dependency for aws configuration
upgrade hazelcast from 2.3.1(2012) to 3.3.1 (2014)
Add git info to META-INF/MANIFEST.MF
Ensure cluster is not accessed when shutting down or closed.

Trying to access the cluster when it has been shut down can result
in GeoServer not being able to properly shutdown itself.
The hz map used as jdbcconfig cache was just doing so. Now it checks
if the cluster is in "running" state.
Improved logging of event ids and acks.
Make cluster events send nativeName for ResourceInfo in order for resourcepool to clean up by name
replaceme by a sensible commit message