Revert tilghman and pari's code changes, as

we do NOT need to uri_decode in manager.
(if I sent core%20show%20channels from a telnet
session, it should be interpreted literally, however,
if I send that from an http session, it should be
decoded, which is the behaivor now)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@133770 65c4cc65-6c06-0410-ace0-fbb531ad65f3