First pass at the v3 pref module

The UI needs to be styled. We also need to properly load "default"
values from the system/domain/user defaults and save them correctly
too.

UI/PreferencesUI/UIxPreferences.m

@@ -1887,4 +1887,10 @@ static NSArray *reminderValues = nil;
   return (mailCustomFromEnabled ? @"true" : @"false");
 }
 
+- (id <WOActionResults>) saveAction
+{
+  //return [self responseWithStatus: 200 andJSONRepresentation: data];
+  return [self responseWithStatus: 200];
+}
+
 @end