doc: replace the remaining wikia links

INSTALL

@@ -3,9 +3,11 @@
 
 Introduction
 ------------
+
 This document is a very small amount of documentation about what is needed to 
-install MPD. If more information is desired see the community wiki at 
-http://mpd.wikia.com.
+install MPD.  If more information is desired, read the user manual:
+
+ http://www.musicpd.org/doc/user/
 
 Dependencies
 ------------
@@ -208,6 +210,5 @@ Using MPD
 ---------
 
 You can download many different interfaces for MPD at 
-	<http://mpd.wikia.com/wiki/Clients>
 
-MPD can be interfaced directly using telnet (see COMMANDS, if you are brave).
+ http://www.musicpd.org/clients/

doc/mpdconf.example

-# An example configuration file for MPD
-# See the mpd.conf man page for a more detailed description of each parameter.
+# An example configuration file for MPD.
+# Read the user manual for documentation: http://www.musicpd.org/doc/user/
 
 
 # Files and directories #######################################################
@@ -204,9 +204,6 @@ input {
 # blocks. Setting this block is optional, though the server will only attempt
 # autodetection for one sound card.
 #
-# See <http://mpd.wikia.com/wiki/Configuration#Audio_Outputs> for examples of 
-# other audio outputs.
-#
 # An example of an ALSA output:
 #
 #audio_output {

doc/user.xml

@@ -67,7 +67,7 @@
 
       <para>
         Download the source tarball from <ulink
-        url="http://mpd.wikia.com/wiki/Server">the MPD home
+        url="http://www.musicpd.org/download.html">the MPD home
         page</ulink> and unpack it:
       </para>
 
@@ -630,7 +630,7 @@ systemctl start mpd.socket</programlisting>
       </para>
 
       <para>
-        The <ulink url="http://mpd.wikia.com/wiki/Clients">MPD
+        The <ulink url="http://www.musicpd.org/clients/">MPD
         Wiki</ulink> contains an extensive list of clients to choose
         from.
       </para>