allow unescaped # in username portion of uri even though it is agains rfc 2396, to be more compatible with broken ua's as there are many who do not properly escape a # in the uri

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3898 d0543943-73ff-0310-b7d9-9358b9ac24b2