Fix versioning UDC integration test module.
Touch up of profile output for Cypher
Merge pull request #2429 from boggle/pp

New pretty printing facility for Ronja
Add OpenJDK as recommended Java.
Merge pull request #2430 from systay/profile-touchup

Touch up of profile output for Cypher
Typo.
Fix the semantic check for USING INDEX hint to inspect node patterns

- Also, fix the way it was handling predicates in WHERE.
Fix handling of dependencies introduced by UNWIND
Merge pull request #2433 from jakub-/using-index-hint-fix

Using index hint fix
Add UDC stats for memory and processors.
Merge pull request #2413 from benbc/2.1-udc-integration-test-fixes

2.1 udc integration test fixes
Merge pull request #2435 from benbc/2.1-more-udc-stats

Add UDC stats for memory and processors.
Added cluster metrics for NetworkSender,NetworkReceiver and StateMachines
ensure intellij can compile without running maven first
ensure jvm checker allows openjdk
ensure launch script does not warn when using OpenJDK
Add UDC stats for numbers of IDs in use in store.
Updated Logback to 1.1.2
Merge pull request #2438 from benbc/2.1-more-udc-stats

Add UDC stats for numbers of IDs in use in store.
Fix unit test so it runs predictably