fix(input): fix label inputs with specified types

closes #993

Author: rschmukler

src/components/input/input.js

@@ -216,6 +216,9 @@ function inputTextareaDirective($mdUtil, $window, $compile, $animate) {
         containerCtrl.setFocused(true);
       })
       .on('blur', function(e) {
+        if (e.target && e.target.validity) {
+          containerCtrl.setHasValue(e.target.validity.badInput);
+        }
         containerCtrl.setFocused(false);
       });