Maruk posted in the BI forums the following:

The new patch will be released very soon.

It will come in three versions :
   - Czech
   - German
   - Polish

It's not so easy to predict the exact release dates for each of them.

Here are some fixes, for the full list please read this topic.
Fixes :

- Significantly improved general performance of the German version
- Improved performance on shading detail and texture detail very low
- Optimized grass implementation
- Pathfinding improvements
- Combat reaction improvements
- Dedicated server related improvements
- Netcode optimizations
- Helicopter controlls reworked