Fix TypeError: obj is not an object

Reported by Night Stalker (INTERNAL)
Most likely some unexpected content in sbbsecho.ini.

exec/load/fidocfg.js

@@ -51,6 +51,7 @@ function TickITCfg() {
 
 	function lcprops(obj)
 	{
+		if(typeof obj == 'object') {
 			var i;
 			var keys = Object.keys(obj);
 
@@ -64,6 +65,7 @@ function TickITCfg() {
 				}
 			}
 		}
+	}
 
 	if (!tcfg.open(tcfg.exists ? "r" : "w+"))
 		throw new Error(tcfg.error + " (" + strerror(tcfg.error) + ") opening '" + tcfg.name + "'");