Rev 447 changes:

Updated:
* Recoded keybinder settings code, now you can set ANY key what available in gmod (completely client-side).
* Now keybinder support keys from joystick, gamepad, xbox controller etc. This also should fix problems with osx/linux specific keys.
* Now hl2 weapons (and any weapons) can shoot shields and go through event horizon!
* Some code optimizations.

Fixed:
* Added temporary fix for shield effect (until come next gmod update).
* Shield spawns with some amount of power (and should be 0%).
* Some other small fixes and improvements.