The game has just been updated to version 2.1.13.

More info here:
http://www.grimrock.net/2014/10/22/grimrock-2-update-2-1-13/

Release notes:
– fixed typo in a potion description
– improved precision of dual wielding damage calculations
– zarchtons no longer drop harpoons (this was not intended behavior)
– added missing embalmer’s pants to the game
– fixed jeweled scepter’s 3D model to fit inside chests
– fixed errors and clarified attribute tooltips
– clarified battle mage description (a magical staff is needed to get the +10 bonus to resistance or protection)
– changed resistance bonuses: strength now affects resist fire, dexterity affects resist shock, vitality affects resist poison and willpower affects resist cold
– added hit sound to pushable blocks (does not apply to old save games)
– optimized opening of automap
– fixed “odd behavior of certain rock piles” when throwing items at them
– renamed trait: Weapon Specialization -> Martial Training
– tweaked stun effect to be less subtle
– tweaked chest map icon so that an exclamation mark icon on top of a chest is more visible
– improved precision of boss fight progress bar
– nerfed poison cloud’s poison effect
– bug fix: items can’t be thrown from mouse cursor when standing in front of a open secret door
– bug fix: a spell that was cut from the game during development can be cast by fiddling with the rune panel
– bug fix: loading certain save games can sometimes crash with “could not resolve monster group member with id XXXXX” error
– bug fix: buckler’s evasion bonus does not work (does not apply to old save games)
– bug fix: knight’s shield bonus does not work
– bug fix: max epic items statistics is wrong (should be 17, not 16)
– bug fix: viper roots can spawn under water and die immediately
– bug fix: healing potion effect is played on the wrong portrait if party formation is changed
– bug fix: fireburst and similar spells can be cast inside pushable blocks (does not apply to old save games)
– bug fix: automap is not updated when falling down a level
– bug fix: game crashes when alt-tabbing during loading screen
– bug fix: item auto pickup logic does not take elevations into account (causes problems at the Skyway puzzle)
– bug fix: some map graphics are not shown on the automap after loading a save game
– bug fix: loading certain save games can sometimes crash with “inflate failed – ran out of available bytes” error
– bug fix: moving monster leave behind invisible blockers (very rarely) when the party is asleep
– bug fix: sleep darts put monsters to sleep even if the attack misses
– bug fix: armor set is considered to be equipped when shield is in inactive quick slot
– bug fix: monsters can fall down from ledges when they are leap attacking and party is standing on ladders
– bug fix: thrown items collide with marble statues behind the party when throwing items at the Shipwreck Beach
– bug fix: venom edge icon has a black smudge
– bug fix: rope can be used to climb down to a pit which has a teleporter over it
– bug fix: spell casting panel and potion crafting panels stay open when champion’s hand is injured
– bug fix: if the healing crystal is on a platform, the healing crystal is not shown on the map
– bug fix: player can climb ladders while overloaded