MultiOptionList: refactored JS validation to support Nette standard rules.
MultiOptionList: refactored JS validation to support Nette standard rules.

jtojnar/forms,nextras/forms,nextras/forms,Scalesoft/nextras-forms,Scalesoft/nextras-forms,Scalesoft/nextras-forms,nextras/forms,jtojnar/forms,jtojnar/forms