v3.0.7

* fixed : the "force default layout" option was returning an array
instead of a string. Thanks to
http://wordpress.org/support/profile/edwardwilliamson and
http://wordpress.org/support/profile/henry12345 for pointing this out!
* improved : get infos from parent theme if using a child theme in
customizr-__ class constructor
* improved : enhanced filter for footer credit
* added : a notice about changelog if using a child theme
* improved : use esc_html tags in featured page text and slider captions