Set taskInProgres when beginning to execute a block

Setting graceTime and using block method caused HUD to never appear.
Fixed demo project window size on iOS6.
Fixed button autoresizing in the demo project.
Added iPhone 5 default.png.
Update README.mdown

changed than => then
http://bit.ly/qN1nt4
Setting rootViewController in demo app.
make the interface conform to the GCC LLVM compiler. atomic keyword is assumed to be the default for property.

http://stackoverflow.com/questions/8288864/property-is-assumed-atomic-by-default
Merge branch 'master' of github.com:jdg/MBProgressHUD
Backward compatible fix for UITextAlignmentCenter deprecation in iOS 6.
Merge pull request #95 from yosit/master

make the interface conform to the GCC LLVM compiler. atomic keyword is assumed to be the default for property.
Making sure that public headers get copied into include/MBProgressHUD.
New integration instructions and some readme cleanup.
Some additional readme tweaks.
Making sure that public headers get copied into include/MBProgressHUD.
New integration instructions and some readme cleanup.
Some additional readme tweaks.
Return a HUD as soon as one is found in HUDForView:
Start looking for the HUD at the end of the subviews array

Since we add it to the end of the array when it is created, that's where
we're most likely to find it again.
Merge pull request #103 from dontangg/HUDForView-enhancement

HudForView: performance enhancement
Using a reverse enumerator, rather than a for loop for subview enumeration.