refactored BooleanInput a bit more
refactored BooleanInput a bit more

crashlytics/formtastic,nishaya/formtastic,Davidzhu001/formtastic,justinfrench/formtastic,ryanfox1985/formtastic,thenthen8515/formtastic,nishaya/formtastic,mikz/formtastic,ConferenceCloud/formtastic,mikz/formtastic,EndingChaung/formtastic,paulodiovani/formtastic,ConferenceCloud/formtastic,Guestfolio/formtastic,sideci-sample/sideci-sample-formtastic,Davidzhu001/formtastic,paulodiovani/formtastic,ryanfox1985/formtastic,justinfrench/formtastic,Baltazore/formtastic,justinfrench/formtastic,EndingChaung/formtastic,ryanfox1985/formtastic,thenthen8515/formtastic,Guestfolio/formtastic