Fixed maxlength not on input

Author: kylegerber94

pmp-simple-date-input.html

@@ -99,6 +99,7 @@
         disabled$="[[disabled]]"
         bind-value="{{value}}"
         required$="[[required]]"
+        maxlength$="[[maxlength]]"
         name$="[[name]]"
         prevent-invalid-input
         autofocus$="[[autofocus]]"