jdg/MBProgressHUD — pull request #92 by gpascale (2012-09-25 18:07:39+00:00)
Title: don't set alpha to 0 at beginning of fade out animation

I think there's no reason to set alpha to 0 here, and doing so causes the HUD to flicker if you make multiple calls to show, which ends up happening frequently in at least my code.