Update README to be more explanitory, and accurate.
+Changelog
PA 0.02

* Speed of player movement
* Camera position
+ Sprinting
+ Walking slowly
+ Basic wall climbing (jump towards a wall and do not release the jump
button)
Add 0.02 Changelog
PA 0.03

* Camera clipping
+ Mouse locking
+ An item
+ Ability to pick up items (Try the little grey stick on the red cube!)
- Wall climbing
Fix the mac version uploading right

I just zipped the .app file, I don't have a mac so if someone wants to
test it and let me know if it works, that'd be great.
PA 0.04

* Issue #2
* Picking up items
+ Dropping items (Press the Use key after picking an item up)
/ Issue #1 to wontfix
/ Lowered mouse sensitivity
PA 0.05

+ New testing level
/ MAJOR code cleanup
Merge pull request #3 from Pyrly/Dev

Merge dev for pre-alpha 0.05