Improved identical validator

- The identical is now only needed on the field you want to be identical to another field
- An empty field does not validate for identical if the other field is not empty
Updated demos for improved identical validator
Updated i18n test for improved identical validator
#708, #899: Quote the locale to fix the Jshint camelCase warning
#708, #899: Quote the locale to fix the Jshint camelCase warning
#1131: Support add-on :bell:
#1116: [add-on] Showing only one message each time
#1116: [add-on] Set the add-on options
#1126: [add-on] Show required icon for mandatory fields
#1126: [add-on] Show required icon for mandatory fields
#1132: Google reCAPTCHA add-on
#1132: Google reCAPTCHA add-on
#1126: Don't show the required icon if the field is not empty
Update id.js
Merge pull request #1136 from jonasesteves/patch-2

Update Brazil ID validator to support working with Mask plugin
#1132: Fix some jshint warnings
#1125, #1136: Update Brazil ID validator to support working with Mask plugin, thanks to @jonasesteves
Upgrade Bootstrap to 3.3.1
#1137: Use jQuery instead of window.jQuery
Add UAE regexp