add logging to titlescreen and filereader

scripts/common/filereader.lua

@@ -1,3 +1,4 @@
+require("common.globals")
 --file reader utility functions
 
 ---Get game path
@@ -86,6 +87,7 @@ function IsFileExists(file)
 
     local ok, err, code = os.rename(file, file)
     if not ok then
+        game.Log("err: "..err..", code: "..code, game.LOGGER_DEBUG)
         if code == 13 then
             -- Permission denied, but it exists
             return true

scripts/titlescreen.lua

@@ -1,3 +1,4 @@
+require("common.globals")
 local Common = require("common.util")
 
 local bootScreen = require('titlescreen.boot')