Fixed warnings in the example project when compiling for 64-bit architectures. Also, update a bit of the convention in the example project to be more modern and to my taste. :P
[Issue #49] Replaces `LX_rasterizedImage` with `LX_snapshotView` which attempts to use the iOS 7 snapshot function whenever possible.
Uses `- [CADisplayLink duration]` to calculate the distance to scroll.
Merge commit '1d914629445ee53ac08df89d72f3e1c0aed1631c'