[d-feet] deal with None config values by making them empty strings

[John Palmieri <johnp src gnome org>]

commit 9016828cd1302e61763e7f894f904f8c16958fff
Author: John (J5) Palmieri <johnp redhat com>
Date:   Mon Nov 14 10:56:47 2011 -0500

    deal with None config values by making them empty strings

 dfeet/settings.py |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/dfeet/settings.py b/dfeet/settings.py
index 35edfe3..0a1c569 100644
--- a/dfeet/settings.py
+++ b/dfeet/settings.py
@@ -163,6 +163,9 @@ class Settings:
                     self.general[key][i] = self.quote(self.general[key][i])
                 self.general[key] = ','.join(self.general[key])
 
+            if self.general[key] == None:
+                self.general[key] = ''
+
             self.config.set("General", key, self.general[key])
 
         # make sure that the directory that the config file is in exists