changing web-wps to web-wps-ext, fixes #23
Tidying up in clustering module
Named Hazelcast instance and Cluster.  Fixes multiple Hz instances per GS node.
Exclude sources jar from cluster module plugin zip
Unit tests for Cluster module.
Allow configuration of Hazelcast.
Fixes for issues encountered during demos
Fixes for issues encountered during demos
Style encoding changes for Picture Marker support
Merge pull request #24 from smithkm/cluster

Hazelcast cluster configuration and unit tests. closes #18
Remove references to Guava in StyleEncoder
Merge branch '2.3.x' for GSR PictureMarkerSymbol support