update composer.json in order to work with symfony 2.6.x
update composer.json in order to work with symfony 2.6.x
niwa/CrudGeneratorBundle,niwa/CrudGeneratorBundle,othillo/CrudGeneratorBundle,Amrit01/CrudGeneratorBundle,jordillonch/CrudGeneratorBundle,othillo/CrudGeneratorBundle,jordillonch/CrudGeneratorBundle,Amrit01/CrudGeneratorBundle