手机注册与登录 1.3.5

* new: added new css based loading animation.

* fix: minor bug fixed related to firebase app

* major code optimizations.
* added reCAPTCHA support for service providers other then firebase.

* Compatibility updated for latest versions of WooCommerce and WordPress.

Minor source update

* fixed various modal related issues

* Minor bug fixes

* Minor bug fixed regarding invalid saving settings when Canada or US is selected.

* Added support to turn off email restriction opon registeration

* Fix minor issues