Ajax filter for WooCommerce v1.2.0

= 1.2.0 =
* Fix - Fixed error message showing on save options
* Fix - Updated admin wrapper
* Fix - (#33) - Fixed options style option is not saving issue
* Fix - (#40) - Fixed placeholder value
* Fix - (#36) - Fixed shortcode save issue when we insert in a page
* Fix - (#35) - Fixed button and text is visible when we uncheck the search
* Fix - (#32) - Updated wbcom wrapper
* Fix - (#29) - Added plugin redirection to welcome tab on activation