Here the English changelog:
General:
All Ships and station have invulnerable hardpoints, but all ships have a very weak hull (except wraith and replikators without shields)
Defense sattellites are much stronger.
Tauri:
Inaccuracy of F-302 fighters reduced
New Unit: B-302, buildable in skimirsh at the space station lvl4.
X-303: New Railgun-Projectiles, effective against fighters, but weak against ships
BC-304: Stronger projectiles, but lower fire angles. Rockets can be only launched forward.
Asgard-beam weapons stronger, but they can only fire forward.
Speed of X-303, BC304 and hero units increased
Apollo: Missile Barrage ability deleted.
The General Hammond: Added railguns and rockets, self destruct looks now like a big nuke.
Mitchell: Special ability removed.
Goa'uld
Hull Points of Teltak and Alkesh reduced.
Damage of Death Glider and Anubis GLider increased.
Damage of Goauld weapons lvl 3-5 and plasma increased.
Old Hatak: lvl 1 weapons replaced with lvl 3 weapons
New Hatak: lvl 2 weapons replaced with lvl 4 weapons, has 6 hardpoints now.
Anubis Hatak: Same as New Hatak, but with lvl5 weapons.
Better graphics for all weapons.
Zipacna: His Hatak has 12 bomb-launchers, but no fighters.
Ba'al: Duration of proton beam decreased
Wraith:
Damage of plasma batteries increased.
New Projectiles.
Added regeneration of hull.
scale factor of the hive-ships decreased.
Replicators:
Added regeneration of hull.
Asurans/Ancients
Drones must be launched by the player manually with a right-click.
New graphics for drones.
Asuran Gate-Sattellite fires a continuos beam. can now be attacked with heavy weapons.
Jumpers can be build in supergate Pegasus-Galaxy.
Ori:
Damage of superlaser increased.
Scale factor of the warships decreased.
( Fall zu viele Fehler drin sind, bitte ich das zu entschuldigen)