iCloud fixes.

[UPDATED]   Moved shared MPAppDelegate code into separate files
            depending on the code's responsibility.
[UPDATED]   iCloud implementation removed in favor of
            iCloudStoreManager's managed implementation.
[FIXED]     iCloud configuration made AppStore friendly.

MasterPassword/iOS/MPGuideViewController.m

@@ -7,7 +7,7 @@
 //
 
 #import "MPGuideViewController.h"
-#import "MPAppDelegate_Key.h"
+#import "MPAppDelegate_Shared.h"
 
 @implementation MPGuideViewController
 @synthesize scrollView;