Merge pull request #260 from sulu-cmf/hotfix/empty-block

Fixed template loading with empty blocks
fixed sort overlay bug
Merge branch 'master' of git://github.com/sulu-cmf/SuluContentBundle
updated version numbers
fixed structure extension
Merge pull request #261 from sulu-cmf/hotfix/extension-data

[HOTFIX] Added get content data method to extension
updated version numbers
Merge branch 'master' of git://github.com/sulu-cmf/SuluContentBundle into develop

Conflicts:
	composer.json
fixed overlay open issue
Merge pull request #263 from sulu-cmf/bugfix/overlay-memory-leaks

fixed overlay open issue
Updated tests to be more efficient
Updated travis
Isolated nodecontroller test
added get-name for property-name
fixed ui bug for shadow language
fixed sorting of internal links
added testcase
added non trans tag in filter query builder
fixed addition prefix in save
Merge branch 'hotfix/not-trans-tags'