Small wrapper class for posting images to Instagram on iOS
Usage:
UIImage *image = ...; //Image to post
NSString *caption = ...; //Caption to post with image (user an modify)
CGRect rect = ...; //Rect on screen to show Document Interaction Controller from
UIView *view = ...; //View rect is in
MMInstagramWrapper *instagramWrapper = [[MMInstagramWrapper alloc] init];
[instagramWrapper postImagetoInstagram:image withCaption:caption presentOpenInMenuFromRect:rect inView:view];