* Added $feed_fresh parameter to take it out of the "global" realm
* Code reformatting to better meet WordPress Coding Standards
* Fixed selection code for feed types
* Minor option panel layout adjustments
* Update required version to WordPress 3.6 to use shortcode filter parameter
* Update Copyright years

git-svn-id: https://plugins.svn.wordpress.org/bns-smf-feeds/trunk@924291 b8457f37-d9ea-0310-8a92-e5e31aec5664