fix typo in todo, thanx gnarf!

git-svn-id: https://svn.musicpd.org/mpd/trunk@2038 09075e82-0dd4-0310-85a5-a0d7c8717e4f

TODO

@@ -11,7 +11,7 @@
 		and peak's to compute the the scale for files missing
 		replaygain tags (make this a config file option)
 
-*) Optimize read() on cleints
+*) Optimize read() on clients
 
 *) Add libshout && vorbis encoding support
 

src/main.c

@@ -251,7 +251,7 @@ void changeToUser(Options * options) {
                  * (must be done before we change our uid)
                  */
                 if (initgroups(options->usr, gid) == -1) {
-                        ERROR("cannot init suplementary groups "
+                        WARNING("cannot init suplementary groups "
                                         "of user %s: %s\n", options->usr, 
                                         strerror(errno));
                 }