UTF-8 config file for python 3 [issue #295]

glances/glances.py

@@ -387,7 +387,15 @@ class Config:
         """
         for path in self.get_paths_list():
             if os.path.isfile(path) and os.path.getsize(path) > 0:
-                self.parser.read(path)
+                try:
+                    if sys.version_info >= (3, 2):
+                        self.parser.read(path, encoding='utf-8')
+                    else:
+                        self.parser.read(path)
+                except UnicodeDecodeError as e:
+                    print(_("Error decoding config file '%s': %s") % (path, e))
+                    sys.exit(1)
+
                 break
 
     def get_paths_list(self):