Fix java.lang.VerifyError
Merge pull request #7 from thehyve/issues/cherkasy-fix-verify-error

Fix java.lang.VerifyError
Busy implementing observation calls, serialization of tabular results. (WIP)
Merge branch 'features/CHERKASY-implement-api-calls' of github.com:thehyve/transmart-rest-api into features/cherkasy-implement-observation-calls2
[CHERKASY] Observation rest api calls implementation
Remove unused.
Merge pull request #6 from thehyve/features/CHERKASY-58+59_ImplementConceptRelatedRestCalls

Features/cherkasy 58+59 implement concept related rest calls
Fix problems with closing resource.
Changes to output format for observations (WIP)
Add initial functional tests for observation calls
Moves observation wrapping to controller, fixes hal & json rendering.
Fix resource closing issue in remaining observation calls.
Merge commit '183f018b558c48043e7c738ae747a7cb5b28eafd' into features/cherkasy-implement-observation-calls2

Conflicts:
	grails-app/conf/RestApiUrlMappings.groovy
CHERKASY tool to show/compare REST output for urls
-initial version of the script
-expected results for concept related calls
Removing unnecessary/redundant script
Merge pull request #8 from thehyve/features/cherkasy-implement-observation-calls2

Features/cherkasy implement observation calls2
Merge pull request #9 from thehyve/tools/CHERKASY-show_rest_output

CHERKASY tool to show/compare REST output for urls
Replaces Lists with Sets, removes Study from signature.
Enabling hibernate 2nd level cache (User@core-db now needs it)
Enabling hibernate 2nd level cache (User@core-db now needs it)