Revert "updated deprecated calls"

This reverts commit ee4dfc6ab21b4048db037440a62ff19a182c9e53.
prepared 2.1.3 release
fixed dependencies
prepared 2.2 branch supporting symfony 2.3
[Tokeninput] moved jquery configs to a configs key
removed some deprecated calls
Revert "Revert "updated deprecated calls""

This reverts commit f8d6c3e8860ae66fa3fbc8b3ea583ea94a95cd4a.

Conflicts:
	Form/JQuery/Type/TokeninputType.php
updated travis
added instructions about symfony version compatibilities
don't ignore deprecations for the test suite