Fix "Parent Forum" button on iPad.
Switch to smarter iOS 7 UITextView fixes.

The other way was error-prone and done in the view controller. This way it's
done in the text view itself.
Attempt fix for disappearing table cell separators.

I couldn't consistently replicate the bug so I'm not actually sure it's fixed.
Added banlist to AwfulURL
Inverted Smilies for Dark Theme

Inverted colors for smilies that have black text on transparent
background through css.