Adding maven checkstyle plugin
Merge remote-tracking branch 'upstream/two-dot-o' into two-dot-o
More progress on getting UG Services module tests to pass, adding deleteConnection() and fixing createConnection().
Merge branch 'two-dot-o' of https://github.com/usergrid/usergrid into two-dot-o

Conflicts:
	stack/core/src/main/java/org/apache/usergrid/corepersistence/CpRelationManager.java
Reformatting only.
More progress on connections vs. collections and services tests. 49 of 74 now passing.
check runners if they are registered to coordinator before starting tests
Merge remote-tracking branch 'upstream/two-dot-o' into two-dot-o
fixing some minor code styling
Merge pull request #191 from salihkardan/two-dot-o

check runner instances if they are registered to the coordinator before start the tests
More progress on Services tests with Core Persistence, current status is Tests run: 98, Failures: 6, Errors: 17, Skipped: 3.
Couple more Service module test fixes, status now Tests run: 98, Failures: 7, Errors: 15, Skipped: 3.
Fix four more UG Services module tests.
Fix breakage in query visitor for non-string values.
Chaining chop maven plugin goals
Added a necessary method to get the connections for entities.
Merge branch 'two-dot-o' of https://github.com/usergrid/usergrid into USERGRID-165_fix-exports-tests

# By Dave Johnson
# Via Dave Johnson
* 'two-dot-o' of https://github.com/usergrid/usergrid:
  Fix breakage in query visitor for non-string values.
Enable RunnerMojo to be called from other Mojos
Code refactoring
Fix more UG Service module tests, status now Tests run: 98, Failures: 5, Errors: 10, Skipped: 3.