RFE/RL reports that the Georgian parliament has voted 112-5 in favour of the proposed constitutional amendments. They also have a video with an expert commenting on the reforms.

I do not have a confirmed copy of the final version of the reforms. However, There is a recent text in English available at the Venice Commission website.

In effect, they downgrade the role of the president and increase the power of the PM. They are controversial because the assumption is that term-limited President Saakashvili will be able to continue in power as PM after the elections in 2013.