added new form styles
adapted contact and account forms for form-groups
Merge pull request #50 from sulu-cmf/feature/forms

Feature/forms
code review
Merge branch 'bugfix/contact-account-company' of git://github.com/sulu-cmf/SuluContactBundle into bugfix/contact-account-company
Merge branch 'release/0.1' of git://github.com/sulu-cmf/SuluContactBundle into bugfix/contact-account-company