Fixes #22
Started things for expert view :) #29
Minor improvements to property template
Added angular-ui/ui-select files to app/lib/
Hovering over linked properties will now highlight the corresponding subject.
Hovering startpoints will now also highlight the connected subjects.
Hide add-branches button.
Merge branch 'feature/show-properties-when-needed' into feature/highlight-linked-subjects

Conflicts:
	app/js/directives/subject.js
Added ui-select for adding subjects.
Commented out style div.addSubjectClass

since it is not used anymore.
Fixed bug.
Several changes to the views of subject and properties.
If you are not hovering the subjects, less attributes will be shown.
Added Info button to subjects and properties.
Merge pull request #34 from swp14-gsb/feature/highlight-linked-subjects

Hervorheben von verlinkten Subjekten
Merge pull request #35 from swp14-gsb/ui-select

Ui select
Minor style fixes!
Made pathes of mockup data absolute , fixes #19
Removed unneeded angular.js imports.
Made showInfos more dynamic.
Removed black border and padding around 'add subject'.
Indentation.

Could not properly read the code in my favourite editor.