create playlists directory if not exist

package/mpd/Makefile

@@ -5,7 +5,7 @@ include ${TOPDIR}/rules.mk
 
 PKG_NAME:=		mpd
 PKG_VERSION:=		0.17.4
-PKG_RELEASE:=		3
+PKG_RELEASE:=		4
 PKG_MD5SUM:=		ab408a61f49f215ce77ed0cf1deed6e1
 PKG_DESCR:=		A music player daemon
 PKG_SECTION:=		multimedia

package/mpd/files/mpd.init

@@ -17,7 +17,7 @@ start)
 		echo "mpd user must be in group audio."
 		exit 1
 	fi
-	if [ ! -d /etc/mpd ];then
+	if [ ! -d /etc/mpd/playlists ];then
 		mkdir -p /etc/mpd/playlists
 		chown -R mpd:mpd /etc/mpd
 	fi