Issue 5661: filter params
load_plugin_textdomain - WP_LANG_DIR does not have trailing slash
Undo commit which autoloaded widgets

Since they are loaded every time with core, it doesn’t make sense to
autoload them.
WC_Autoloader class
Fixed missing initial $query = array()
ob_clean and header is unnecessary - default is 200
valid_response method
Fixed password reset handler
Merge branch 'master' of github.com:woothemes/woocommerce
Fixed some coding style issues
Flat rate shipping tweaks + inline instructions
pointless else clause
Method for defining constants (once)
Naming inconsistency
Fixed process_refund() docblock
Moved if statement in flat rate shipping
Removed some unused code
Merge branch 'master' of github.com:woothemes/woocommerce
Removed more some unused code
Optimised save tax rate logic