Marstone is on with the AI 
Ok, changelist so far:
Spoiler
General
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-Fixed some tooltips
-Minor tweaks
-Bugs fixed
-More greyed out icons should show up properly now
-Moved some stuff around to accommodate new units. If its not there, its probably somewhere else (except the nurgling squad, they are available via the Great Unclean One only)
Eldar
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-HQ building produces power to offset early game webway requirements
-Each warp generator produces slightly more power by default and are a bit slower to decay
-Webway gates reduce power production now as planned
-Scorpion Superheavy tank now has requirements (sorry!)
-Harlequin disruption ability now affects its target for 60 seconds, up from 30
-Death Jesters sight range reduced
-Death Jesters shuriken cannon setup time is now 1 second and brightlance 2 seconds
-Wraithguard sight randomness more pronounced now
-Harlequins now need a research to access; requiring the Mimes to be deployed as per fluff
Space Marines
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-Land Raider Promethus available to 2 - 10th company deployments
-Venerable Dreadnaught available to 2 - 10th company deployments
-Ironclad HP increased
-Smaller Honour Guard squad available on standard deployment
-Chapter Master can summon his Honour Guard squad if not already deployed
-Deathwind turrets now available on standard deployment
-Damocles scan radius increased
Witch Hunters / Inquisition
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-Exterminatus given a damage buff
Chaos
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-Obliterators now launch the odd frag round here and there, with a slight cost increase
-Rubric inferno bolts nerfed a bit to be much less effective against armour (sorry!)
-Chaos pit researches at 30% of the normal rate now, instead of 20%, Chaos Cultists worshipping at it increase the rate to 120% of normal
-Bloodletters lose health now while not in combat, regenerating while in melee
-Plague Bearer’s squad min max changed from 6 - 12 to 4 - 14
-Great Unclean One now slower, more resiliant, has vomit ability and nurgling retinue -DONE!
-Added Silver Tower
-Added Rubric Terminators
-War Coven moved to Silver Tower
-Removes the Nurgling squad. Nurglings now follow the Great Unclean One and Nurgle Champion
-Chaos Screamers now far less effective in melee - but move extremely fast and have a powerful charge attack. Best micromanaged a bit.
-Added Flesh Hounds, detector, hunter, immobilisers, no interest in vehicles or buildings.
-Added Khornate marines - Good in CC but use a few more special weapons too
-Added Slaaneshi marines, much like Unmarked marines, also use combat drugs
-Added Nurgle terminators, tougher, slower and nurgles rot
Orks
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-Big one - Ork clan traits put in. Research the Clan you want form the Warboss’s research menu. Details included on the tool tips Some more subtle changes, some more prenounced.
-Kommandoz now have an abilty to lay booby traps of varying power
-Tankbustaz can no longer teleport (dont remember making them able to...!!)
-Mega Armoured Nobz squad max size is 6 from 4
Necrons
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Dark Eldar
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Imperial Guard
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Tau
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New credits update to follow on release.