Merge pull request #1257 from dereuromark/master-form-helper-hour-fix

fix select hours for 0/12

lib/Cake/View/Helper/FormHelper.php

@@ -2207,7 +2207,7 @@ class FormHelper extends AppHelper {
 		if ($attributes['value'] > 12 && !$format24Hours) {
 			$attributes['value'] -= 12;
 		}
-		if ($attributes['value'] === '00' && !$format24Hours) {
+		if (($attributes['value'] === 0 || $attributes['value'] === '00') && !$format24Hours) {
 			$attributes['value'] = 12;
 		}