Update terraria to install default config

Update the terraria config to fit with the config convention. Update the
terrariaserver script to contain a variable to reference the default
config. Update fn_install_config to handle Terraria.

Terraria/terrariaserver

@@ -46,6 +46,7 @@ executable="./TerrariaServer"
 servercfg="${servicename}.txt"
 servercfgdir="${filesdir}"
 servercfgfullpath="${servercfgdir}/${servercfg}"
+servercfgdefault="${servercfgdir}/lgsm-default.txt"
 backupdir="${rootdir}/backups"
 
 # Logging

functions/fn_install_config

@@ -116,6 +116,13 @@ sed -i "s/\"rconpassword\"/\"${rconpass}\"/g" "${servercfgfullpath}"
 echo ""
 }
 
+fn_terrariaconfig(){
+echo "creating ${servercfg} config file."
+cp -v "${servercfgdefault}" "${servercfgfullpath}"
+sleep 1
+echo ""
+}
+
 fn_ts3config(){
 echo "creating blank ${servercfg} config file."
 sleep 1
@@ -322,6 +329,11 @@ elif [ "${gamename}" == "Team Fortress Classic" ]; then
 	wget -N /dev/null https://raw.githubusercontent.com/dgibbs64/linuxgsm/master/TeamFortressClassic/cfg/lgsm-default.cfg 2>&1 | grep -F HTTP | cut -c45- | uniq
 	sleep 1
 	fn_goldsourceconfig
+elif [ "${gamename}" == "Terraria" ]; then
+	echo -e "downloading lgsm-default.txt...\c"
+	wget -N /dev/null https://raw.githubusercontent.com/dgibbs64/linuxgsm/master/Terraria/cfg/lgsm-default.txt 2>&1 | grep -F HTTP | cut -c45- | uniq
+	sleep 1
+	fn_terrariaconfig
 elif [ "${gamename}" == "Unreal Tournament 2004" ]; then
 	fn_unreal2config
 elif [ "${gamename}" == "Unreal Tournament 99" ]; then