add speed modifier convars

stun fx hotfix

-Stun/hit fx improved
-New staff combo ui (toggleable)
-Staffs now reset combo on being blocked
-Weapons made faster across the board
-Reduced file size
-Hitting a wall with a charged attack will now stun you

Spring cleaning

weapons no longer change player's speed - instead it uses MaxClientSpeed.

ranges of all melee weapons increased by 20%.

also, new weapon info screen. sorta.

added new weapon class: Quarterstaff, refer to addon description. also added a roadsign

small things added/fixed