Added mumble installation

lgsm/functions/command_install.sh

@@ -17,7 +17,7 @@ check_deps.sh
 if [ "${gamename}" == "Unreal Tournament 2004" ]; then
 	install_server_files.sh
 	install_ut2k4_key.sh
-elif [ "${gamename}" == "Unreal Tournament 99" ]||[ "${gamename}" == "Teamspeak 3" ]; then
+elif [ "${gamename}" == "Unreal Tournament 99" ]||[ "${gamename}" == "Teamspeak 3" ]||[ "${gamename}" == "Mumble" ]; then
 	installer=1
 	install_server_files.sh
 elif [ -n "${appid}" ]; then
@@ -35,4 +35,4 @@ fi
 
 fix.sh
 install_complete.sh
-core_exit.sh
+core_exit.sh