Replace $HOME in configdir with real home directory

Userconfig/cfgfile.py

@@ -11,6 +11,7 @@ Created by Marcus Stoegbauer on 2013-01-12.
 Copyright (c) 2013 __MyCompanyName__. All rights reserved.
 """
 import ConfigParser
+import os
 
 class Conf(object):
   confobj = ConfigParser.RawConfigParser()
@@ -33,6 +34,9 @@ class Conf(object):
       raise Exception('Cannot read config file ' + filename)
     # if cannot read
     self.cfgfile = filename
+    
+    configdir=self.get("Main","configdir").replace("$HOME",os.environ['HOME'])
+    self.confobj.set("Main","configdir",configdir)
   # def setfilename
 
   def get(self, section, option):