Fixed errors relating to empty equipment list and the selected equipment changing when not buyable

Fixed not selecting the first buyable item after searching

Added search bar to the equipment buy menu
Added ability to close the post-round summary by pressing the equipment button

Fixed ULX "Force Next Round" not working for Innocent role
Fixed sporadic error in kill message when a player is killed by a flying entity
Changed ttt_*_pct ConVars to round down instead of rounding up to bring the logic inline with how vanilla TTT does it

Revert change to keybinds from when I was trying to fix GMod sprint in TTT

Fixed vampire fang left-click leaving target frozen if the vampire was killed

Fixed vampire left-click error for real

Fixed vampire fang left-click error

Changed Vampire fang primary attack to not tell the victim who is attacking them

Minor tweak to remove another refrence to Vampires eating