Added proper LogAction calls to all admin actions.

Fixed regression from renaming translation phrases and not changing all
uses in the code.
Fixed returning the opposite value in SMRPG_IgnoreBots()
Fixed fire grenade upgrade burning for all weapons and not extinguishing the player on death
Fixed frost pistol upgrade not recognizing the pistol

Now rendering the player blue while being slowed down.
Fixed icestab upgrade not recognizing the knife

Fixed clients staying blue after respawn when they died while they were
frozen.
Make sure the impulse effect gets reset on player respawn
Reset alpha visibility value every 5 seconds instead of 10 in stealth upgrade
Hook OnTakeDamagePost on lateload in vampire upgrade