Server side script: supported returning of collections and maps
Fixed issue #2219
Fixed problem on drop index from OIndex: class indexes weren't updates
Fixed issue on test case for compression
Fixed Java6 compatibility issues
Issue #1892 support for composite indexes was added.
Fixed issue #2203: create edge with distributed graphs
Merge pull request #2223 from kowalot/develop

Fixed Ridbag traversing- AccumulativeListener limit (was always 1) in binary protocol
Upgraded to BP 2.5.0
Moved compression outside cluster lock
BP: added CLUSTER: prefix in addEdge() to specify a cluster for edges
Enlarged memory for javadocs (on Macosx goes in OOM)
Removed Sonatype OSS snapshots repository

Since there are no more Blueprints snapshot dependencies (see [here](https://github.com/orientechnologies/orientdb/issues/2065)), Sonatype OSS snapshots repository is no longer needed, it just slows down the build.
Merge pull request #2231 from sslavic/patch-1

Removed Sonatype OSS snapshots repository
Fixed issue #1944
Distributed: fixed bug on creation
Fixed execution of sql batch script when line ending with \n (script sql works with ;)