Taken from here: http://forums.runicgames.com/viewtopic.php?f=30&t=46286

Pets

Owl pet added
Badger pet added
Languages

Russian language now available
Polish language now available
General

Several spelling errors fixed
Dimensions fixed on one texture
A lot of internal fixes to support translations better, and copy-pasting of cyrillic characters and use of IME
Characters with certain special characters in their names won't fail to save
Attacks that deal weapon% no longer give bonus crit for values over 100%
Missiles with an AoE were not properly taking into account some untargetable states
Run speed bonuses were sometimes added twice
Fixed Trillbot achievement quest
Skills

Engineer

Rank 8 and 9 or Seismic Slam scale soak values properly on direct damage
Flame Hammer, Ember Hammer and Emberquake correctly list staves in requirements
Berserker

Storm hatchet now targets better on slopes
Storm hatchet should be less likely to collide with walls and more likely to collide with units
Ravage knockback/slow resistance fixed
Ravage falls back to autoattack when mana is low
Battle rage properly refreshes now
Shadowbind procs now level properly
Embermage

Rank 4 of Firestorm now has correct max damage
Issues w/ Prismatic Bolt duration effects resolved
Fixed mana cost for rank 10 of Infernal Collapse
Spells

Made requirement reduction spells work properly
Items

Rifle and Cannons now use weapon damage instead of DPS - fast weapons were stronger than intended, slow weapons were weaker than intended
A non functioning proc on the Tundra set was converted to a functioning Lifesteal
Tomes of Weapon Expertise (spells) now correctly state that they improve Claw use, amongst the other weapons
New ring for Emberweave set
New pants for Embercraft set
Legendary wand Earth Dies Screaming can no longer crash the game
Fixed some issues with item-based proximity effects getting doubled
Maps

Various pathing and collision fixes
Various new boss rooms added for maproom maps
Several new Phase Beast rooms added
Can't be knocked behind fence in Arena of Slaughter
Monsters

Exploding zombies now strike only once per explosion
King gels have champion resistances and minion gels cannot be charmed
Recipes

Transmutation recipe for sockets can't eat gems with no return.
Random Maps

Some random map affixes better tuned
Quest Related

You must talk to the guardian of mana before you can enter the dungeon from Act 4 hub
Some players stuck in a state where their quests will not advance, or the final quest will not complete, allowing access to the mapworks, should be resolved.
System

Fix for crash in certain circumstances when wearing gear that requires a requirement reduction spell
Fixed crash when quitting the game from the options menu while the shared stash is open.