prepare 1.1
Merge pull request #20 from symfony-cmf/prepare-1-1

prepare 1.1
show build status of master
revert back to 1.0
drop Symfony 2.2 support
Merge pull request #21 from symfony-cmf/drop_2_2

drop Symfony 2.2 support
cleanup cs
Merge pull request #22 from symfony-cmf/cs-fixes

cleanup cs
start 1.0 maintenance branch