Ignore Xcode’s source control data.

This project is not dependent on other repositories.
Do not specify a deployment target.
Replace use of deprecated string drawing method.
Use an asset catalogue for icon and launch image.
Upgrade to Xcode 5.1 recommended project settings.

Automatically select architectures, only build active architecture, and
enable more warnings.
Enable modules.

So remove framework references.
Remove prefix header.

This required changing the incorrect framework import in DHToast.h.
Convert to ARC.
Replace dispatch_after with delay on fade out animation.
Add licence (MIT).