Fix some URI-encoding/decoding buglets.
Fix some URI-encoding/decoding buglets.

Patch by: Marcus Comstedt <marcus@mc.pp.se>

* subversion/libsvn_subr/path.c
  (char_is_uri_safe): Make 'c' an int instead of a char.
  (svn_path_uri_encode, svn_path_uri_decode): Fix use of char_is_uri_safe.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion