Moved the content-type guess within serve_file() right before the test to if-modified-since header.
Moved the content-type guess within serve_file() right before the test to if-modified-since header.

--HG--
extra : convert_revision : svn%3Ae1d34091-3ce9-0310-8e96-997e60db3bd5/trunk%40459

cherrypy/magicbus