cleanup update analysis
move select2 util functions to own service
add interventions ( back-end)
setup to save interventions ( locking problem)
add version an debug watch
fix double posting due to watch
fix failing unit test due to old sql test data
fix failing karma tests
Merge branch 'develop' of github.com:ConnorStroomberg/addis-core into develop

Conflicts:
	src/main/java/org/drugis/addis/analyses/Analysis.java
	src/test/java/org/drugis/addis/analyses/AnalysisRepositoryTest.java
Add study query to trialverse API
only use watch to stop double posting
enable login with keyboard
Select study for analysis; show it on project overview
find arms query
setup for disable editing on select2
setup problemService for story #12
problemService getProblem (alternatives part)
refactor test
Get drugIds by namespaceUri from tripleStore
retrieve drugIds from trialverse