Added Audience
Merged iccs-toevoegen
Made School.java and Test
finished model
Added ActiviryInstanceTest
Improved ActivityInstanceTest
Added AudienceTest
Close session after tests are completed
Audience as label not as seperate unit
Added Activities- & ActivityResource
fixed nameing error (cp-error)
fixed nameing error (cp-error)
404 instead of 400 when get(/delete) single fails
Added ActivityInstance(s)Resource
Commit all uncommit before master merge
Merge branch 'master' into activiteiten-toevoegen
Merge branch 'master' into activiteiten-toevoegen
Added activity route
Added activity.html (based on teacher.html)
Added activity.js (based on teacher.js)