* Added constant defining `BNS_SUPPORT_HOME` as `BuyNowShop.com` for use in reference URL paths
* Added `bns_support_php_details` filter hook to return statement in "PHP Details" method
* Added `bns_support_gd_library_version` in the return statement of "GD Library Version" method
* Left some wiggle room at the end of the output with the `bns_support_extended` filter hook
* Implemented the `BNS_SUPPORT_HOME` constant
* Renamed `BNS_Support_extra_theme_headers` to `extra_theme_headers`
* Updated inline documentation
* Use `apply_filters` on both `return` statements in "Mod Rewrite Check" method

git-svn-id: https://plugins.svn.wordpress.org/bns-support/trunk@1039941 b8457f37-d9ea-0310-8a92-e5e31aec5664