fixed interfaces
added urls to page
fixed interface
added urls to resolver
fixed content path extension to fit new requirements
fixed set-default of localization
added default-locale to request in resolver
fixed resolver test
added href-lang tag to sitemap.xml
removed check for same locale
fixed test cases in content
added changelog for read all urls
Merge branch 'develop' of git://github.com/sulu-cmf/sulu into feature/get-all-localized-urls

Conflicts:
	CHANGELOG.md
	src/Sulu/Bundle/WebsiteBundle/Resolver/RequestAnalyzerResolver.php
	src/Sulu/Bundle/WebsiteBundle/Tests/Unit/Sulu/Bundle/WebsiteBundle/Resolver/RequestAnalyzerResolverTest.php
Merge branch 'develop' of git://github.com/sulu-cmf/sulu into feature/get-all-localized-urls

Conflicts:
	CHANGELOG.md
fixed changelog
fixed codestyle
Merge branch 'develop' of git://github.com/sulu-cmf/sulu into feature/get-all-localized-urls

Conflicts:
	CHANGELOG.md
fixed code style
fixed #522 interface of StructureManager
Merge pull request #361 from sulu-cmf/feature/get-all-localized-urls

Read all localized urls in content