Fixed link to the symfony-cmf-website repository
Merge pull request #454 from peterrehm/patch-1

Fixed link to the symfony-cmf-website repository
adjust tree browser bundle documentation
Merge pull request #479 from symfony-cmf/treebrowser

adjust tree browser bundle documentation
Merge branch 'master' into dev

Conflicts:
	bundles/simple_cms/introduction.rst
	bundles/tree_browser/introduction.rst