hotfix Workaround for DoctrinePHPCRBundle regression

Fixes the issue with using non-existing workspaces which are not
named "default".

Conflicts:
	CHANGELOG.md
fixed changelog
fixed changelog
added helper function for address string conversion; added collection for account contacts
fixed bug in account contacts collection; catch wrong address format in createAddressString
added x-default to sitemap.xml
added alternale urls state filter
fixd typo
fixed test cases
added changelog

Conflicts:
	CHANGELOG.md
removed empty line
Merge branch 'hotfix/sitemap-alternate' into develop

Conflicts:
	CHANGELOG.md
Merge pull request #587 from sulu-cmf/feature/helper-address-string

[FEATURE] added helper function for address string conversion; added collection for account contacts
added context tags for services
added single copy locale api
added concrete-languages to small response
added overlay to choose action before open ghost
added multiple parameter dest locales for copy
added testcase for multiple locales copy
added multiple locales to api