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.
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
Merge pull request #8 from thehyve/features/cherkasy-implement-observation-calls2

Features/cherkasy implement observation calls2