Merge branch 'master' of git://github.com/sonata-project/SonataPageBundle into fix_headers
fixed raw headers not being updated
fixed headers not being synchronized with the raw headers
changed page unit tests for methods methods manipulating headers
fixed raw headers not being updated
fixed headers not being synchronized with the raw headers
changed page unit tests for methods methods manipulating headers
fixed coding standards
Merge branch 'fix_headers' of github.com:sepetrov/SonataPageBundle into fix_headers

Conflicts:
	Model/Page.php
	Tests/Model/PageTest.php
fixed setHeader not resetting the headers
fixed setHeader not resetting the headers
Merge branch 'fix_headers' of github.com:sepetrov/SonataPageBundle into fix_headers

Conflicts:
	Model/Page.php
Merge branch 'fix_headers' of git://github.com/sepetrov/SonataPageBundle into sepetrov-fix_headers
fix test argument order and rename variables