Team Fortress 2 changes

Added thread priority boosting to job threads during a job run and notify
Optimized particle data parsing which improves load times
Optimized HUD rendering
Restricted cl_interp_ratio to integer values, so aligning to tick is enforced in all systems
Optimized frame limiting logic to get more accurate timings (more stable fps_max and server framerate)
Re-introduced an optimization to target IDs
Disabled flexes on in-game player model HUD elements (scoreboard and player status)
General optimizations to player model HUD elements
Forced class menu player model to be invisible when class menu is not open
Added a cache to decorated items for their wear, which was being checked every frame
Experimentally allow for client side use of their local inventory for their own player, for optimization purposes
Optimized GPU thread priority API to only be set once per valid device state

Team Comtress 2 fixes