Add SVProgressHUDDidTouchDownInsideNotification
Fixes #230
Modify to dot-syntax
Merge pull request #327 from rensakura/master

Add SVProgressHUDDidTouchDownInsideNotification for touching inside the HUD view
Update Readme.md for #327
Merge branch 'master' of https://github.com/TransitApp/SVProgressHUD
Fixing background mask

This is a fix for the background mask misalignment issue referenced here: https://github.com/TransitApp/SVProgressHUD/issues/342 , with the specific fix recommended by @Tokanod
fixing TransitApp#342 - when rotating while the progresshud is visible, the background and the hudview are positioned correctly
Fixes #331, Fixes #287
Readded @1x assests because @2x get downscaled and look pixelated (e.g. on iPad mini), Fixes #330
Slightly improve display duration (for very short strings the duration was to short, thus it looked like flickering, thanks to @futuretap)