Credits go to this news post:
http://gtm.steamproxy.vip/games/690510/announcements/detail/1457342169891924501

If you want to rebind keys, refer to this post:
http://gtm.steamproxy.vip/app/690510/discussions/0/1499000547477780906/

If you are still confused with the above image, here are the key bindings:

Esc - Cancels channeling actions and exits the game if desired

Tab - Toggle, open list of survivors.

R - Search area / Pick up item / Use item / Unequip item (after clicking it)
F - Craft item
V - Drop item
C - Open/close character panel
R,F,V are options 1,2,3 when going from top to bottom
Tip: R to search, R to pick up what you've found.
Tip: Click item and press R to quickly use/equip item.
Tip: Similarly, click item and press V to quickly drop item.

M - Open/close dropped items list
1,2,3,4 to choose
Tip: M+1 then R to pick up most recently dropped item

E - Open/close map
Must click to choose.

S - Rest
R,F,V to choose
Tip: S+R to quick rest and regain stam. Useful for before you choose a new location or new target.

W - Activate aptitude. (example: breadseeking)
A - Field skill for some characters

D - Stance
1,2,3 to choose
Tip: D+1 = aggressive

During combat
Q - Special attack
A - Normal attack
S - Run away

During crafting screen
Space - Craft item
Tip: To quick craft an item when you have mats. Click item+F+1+Space then R to equip. Be careful with this one, if there are multiple choices, you may need to use another number to select the item on the list.