recaptcha fixes

replace double quotes with single quotes and deleted unused variable
from validator function

Author: simivar

README.md

@@ -76,6 +76,7 @@ Read the documentation for the default features at [http://formvalidator.net/#de
  * **strength** — *Validate the strength of a password*
  * **server** — *Validate value of input on server side*
  * **letternumeric** — *Validate that the input value consists out of only letters and/or numbers*
+ * **recaptcha** - *Validate Google [reCaptcha 2](https://www.google.com/recaptcha/intro/index.html)*
 
 Read the documentation for the security module at [http://formvalidator.net/#security-validators](http://formvalidator.net/#security-validators)
 

src/modules/security.js

@@ -514,7 +514,7 @@
      */
     $.formUtils.addValidator({
         name: 'recaptcha',
-        validatorFunction: function (val, $el, config)
+        validatorFunction: function (val, $el)
         {
             return grecaptcha.getResponse($el.data('validation-widget-id'));
         },
@@ -560,7 +560,7 @@
             $('[data-validation~="recaptcha"]', $form).each(function ()
             {
                 var $el = $(this),
-                    div = document.createElement("DIV");
+                    div = document.createElement('DIV');
 
                 $el.hide();
                 $el.parent().append(div);