#244 show labels saved dialog
Merge branch 'develop' of https://github.com/scenarioo/scenarioo into develop
#244 added check for NPE which occasionally occurs. Angular seems to be able to handle these.
#244 implemented color chooser
#244 integrated label coloring everywhere
#238 Fixed the step display in the breadcrumbs. Added a first unit test for the breadcrumbs service.
fixed typo
#244 added e2e test for label configurations
Merge branch 'develop' into 64-browsing-app-specific-objects

Conflicts:
	scenarioo-client/app/scripts/services/breadcrumbsService.js