attributes are removed for null, false, and empty string
attributes are removed for null, false, and empty string

kustomzone/enyo,enyojs/enyo,beni55/enyo,enyojs/enyo,mcanthony/enyo,soapdog/enyo,wikieswan/enyo,onecrayon/enyo,beni55/enyo,PKRoma/enyo,onecrayon/enyo,zefsolutions/enyo,kustomzone/enyo,zefsolutions/enyo,PKRoma/enyo,mcanthony/enyo,airspringsoftware/enyo,wikieswan/enyo,soapdog/enyo,bright-sparks/enyo,bright-sparks/enyo,airspringsoftware/enyo