when finding checked inputs, look at their current state rather than the presence of an attribute. fixes #199, #222
when finding checked inputs, look at their current state rather than the presence of an attribute. fixes #199, #222

webbers/dongle.js,PANmedia/ui-multiselect-dropdown,mcl-de/jquery-ui-multiselect-widget,GerHobbelt/jquery-multiselect,webbers/dongle.js,mcl-de/jquery-ui-multiselect-widget,gs-akhan/jquery-ui-multiselect-widget,r4j4h/jquery-ui-multiselect-widget,mcl-de/jquery-ui-multiselect-widget,SomethingSexy/jquery-ui-multiselect-widget,GerHobbelt/jquery-multiselect,gs-akhan/jquery-ui-multiselect-widget,PANmedia/ui-multiselect-dropdown,SomethingSexy/jquery-ui-multiselect-widget,r4j4h/jquery-ui-multiselect-widget,GerHobbelt/jquery-multiselect,webbers/dongle.js,gs-akhan/jquery-ui-multiselect-widget,SomethingSexy/jquery-ui-multiselect-widget