added file fw-rtl to make the framework compatible with rtl sties
registered the fw-rtl file at line 211
added backend-options-rtl.css
registerd and enqueued backend-options-rel.css
added function to return the current direction of the blog used to customize the directions in views/backend-options.design-default.php
used _gw_get_blog_direction
used _fw_get_blog_direction
added styles-rtl to styling extension
registerd and enqueued style-rtl.css
made the adaptive switch better in rtl language