Minecraft PE 0.8.0 is still a long way off, Minecraft PE 0.7.0 is only being released in late april 2013.
The 0.8.0 update is expected to be a very good update, it will bring many more features such as:
And Much More!
What are the features?
Release Date: June 2013 (Expected)
Other information: This post will be updated regularly with the latest information there is.