Pass the method and route to the handler

This allows using a single handler for multiple endpoints.

git-svn-id: http://gsoc.svn.wordpress.org/2013/rmccue/trunk@2092 f69abe3c-2ee2-4550-9a6d-17bd458115be
Add post type info endpoints

See #268

git-svn-id: http://gsoc.svn.wordpress.org/2013/rmccue/trunk@2093 f69abe3c-2ee2-4550-9a6d-17bd458115be
Allow plugins to filter arguments to callbacks

This allows building more complex flows with routing.

git-svn-id: http://gsoc.svn.wordpress.org/2013/rmccue/trunk@2094 f69abe3c-2ee2-4550-9a6d-17bd458115be
Ensure the index shows variables correctly

By making this ungreedy, variables should no longer collapse in the index.

git-svn-id: http://gsoc.svn.wordpress.org/2013/rmccue/trunk@2095 f69abe3c-2ee2-4550-9a6d-17bd458115be
Pinking shears.

git-svn-id: http://gsoc.svn.wordpress.org/2013/rmccue/trunk@2096 f69abe3c-2ee2-4550-9a6d-17bd458115be