Adjusted passcode view so it's completely visible

When editing the passcode, the top views were cut off by the navigation
bar.
Resolved deprecated dismissModalViewControllerAnimated warnings
Resolved deprecated presentModalViewController warnings
Resolved deprecated modalViewController warnings
Resolved deprecated UITextAlignment warnings
Resolved deprecated sizeWithFont warnings
Removed hack to hide keyboard.

The original issue necessitating the hack doesn't appear to be an issue
anymore in iOS 7. I tested each condition that called hideKeyboardDarnIt
and the keyboard disappeared correctly each time.
Resolved one more modalViewController warning
Cleaned up iPad keyboard's input accessory view

- Added images to match iOS 7 keyboard
- Use the UIInputView class so toolbar matches keyboard style
Quick fix so status bar is at least visible.
Merge pull request #2 from dacohn/master

Updated iPad extended keyboard and a few warning fixes