initial implementation
Added the jquery file upload UI
minor changes
made the links HAL compatible
init now generates new transaction.
TODO: only do this when clicking startupload, and also ask for meta data (name of sender for example)
added a test. more to follow
adding meta data
added CORS filter
and more
Merge remote-tracking branch 'origin/master'

Conflicts:
	.gitignore
refactoring for readablity