Prepare to merge into the master branch by removing the warning.

The description on what changes is to come.

Author: adonoho

Readme.md

@@ -1,7 +1,3 @@
-## A Xcode6 incompatibility has surfaced in this code.
-
-The git branch `development-xc6` contains the fixes and improvements to the app for iOS v7 and later. If you wish to ship your app on a new version of the OS in the fall compiled by Xcode v6, I recommend that you use this version. Once the NDA is removed by Apple, I will describe the cause of the bug and fixes to this class.
-
 ## DDGPreferences:
 
 Almost every iOS application has individual user preferences. Some apps also