v7.2 [May 29, 2012]
-Optimized the profile parameters of GPU acceleration.
-Supports profile parameters: Main, Baseline and High.
-Supports preset parameters: Ultrafast，Superfast，Veryfast，Faster，Fast，Medium，Slow，Slower.
-Supports adding cover when output to M4A and AIFF formats.
-AIFF format supports metadata.
- Accelerated ACC encoding speed.
-Fixed bugs.
