patch setting of view url so it is actually passed for heatmap job
add error message to output for user
Test stub for RModules
Merge branch 'rc2_dev' into heatmap_job
add tests for knowndatatypes endpoint
refactor RModules.knownDataTypes method plus parse JSON in a grails way
Merge remote-tracking branch 'origin/rc2_dev' into heatmap_job
Merge branch 'heatmap_job' into rc2_dev