added buttons to ui
refactored resource locator controller
automatically added build files
moved get history to resourcelocator api
automatically added build files
implemented delete ui
automatically added build files
added restore functionality
fixed resource locator / handling
Merge branch 'feature/smart-content-source-selection' of git://github.com/sulu-cmf/SuluContentBundle into feature/resource-locator-api

Conflicts:
	Controller/NodeController.php
	Repository/NodeRepositoryInterface.php
added phpdoc
implemented resource locator api tests
implemented resourcelocator repository tests
fixed code format
Merge branch 'develop' of git://github.com/sulu-cmf/SuluContentBundle into feature/resource-locator-api

Conflicts:
	Repository/NodeRepository.php
removed unneded if-statement
merged with develop
Merge pull request #133 from sulu-cmf/feature/resource-locator-api

[FEATURE] including functionalities restore / delete to resource locator api and UI