add mod_celt

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@10842 d0543943-73ff-0310-b7d9-9358b9ac24b2

build/modules.conf.in

@@ -28,6 +28,7 @@ codecs/mod_voipcodecs
 codecs/mod_ilbc
 codecs/mod_speex
 #codecs/mod_siren
+#codecs/mod_celt
 #dialplans/mod_dialplan_directory
 dialplans/mod_dialplan_xml
 dialplans/mod_dialplan_asterisk