[Form] change FormView::setVar,getVar,getVars,hasVar to set,get,all,has
[Form] change FormView::setVar,getVar,getVars,hasVar to set,get,all,has

[Form] Fixed {get,set,has}Var references in templating php

[Form] Added getVars to FormView to ease usage in Twig. Also added some phpdoc and cleaned up the get method by adding a default value

[Form] Fix

[Form] Delete file generated by test

symfony/twig-bridge,symfony/TwigBridge