More fixes...

All the scripts I used this in previously had a read_apc() function.

exec/load/syncterm_cache.js

@@ -89,7 +89,7 @@ SyncTERMCache.prototype.upload = function (fname, cache_fname)
 
 	// Check for the file in the cache...
 	console.write('\x1b_SyncTERM:C;L;'+cache_fname+'\x1b\\');
-	var lst = read_apc();
+	var lst = this.read_apc();
 	var idx = lst.indexOf('\n' + cache_fname + '\t');
 	if (idx !== -1) {
 		idx += 2;