Fix some docs
Add rdfa view lobid-team
Rename person to team
Add content negotiation, see #430
Add lobid-team and lobid-dataset index
Add lobid-collection and its rdfa template
Add rdfa view filtering language values having "de"
Add json context for collections and team
Rename "dataset" to "collections"
Add tests
Merge branch 'master' into issue-430-content-negotiation

Conflicts:
	lodmill-ui/app/controllers/Application.java
Remove unneccesary code
Fix server name
Add schema:logo to json-ld context and rdfa view
Merge pull request #453 from lobid/issue-430-content-negotiation

Issue #430 content negotiation