docs: fix another warning
Added informations about gluon versions to getting started
Some small correction to getting started
Merge branch 'FreifunkBremen-master'
docs: advise user to checkout a specific release
docs: unclutter site-example for 2014.3.x
Merge pull request #210 from freifunk-gluon/2014.3.x-site-example

docs: unclutter site-example for 2014.3.x
Merge remote-tracking branch 'upstream/2014.3.x' into 2014.3.x

Conflicts:
	docs/user/getting_started.rst