Changed clutterbomb upgrade to not require an external mod

Removed tiny glock upgrade so that the big glock always upgrades to the giant glock

Added support for the standalone bomb station:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=712675840

- Added a new convar: pap_disarm_grenade_undroppable_remove 0
Which disables the upgraded zap grenade removing undroppable weapons

- Added an upgrade for the sliquifier and the VR-11:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=2252594978

(This means all wonder weapons now have an upgrade!)

Added upgrades for the wunderwaffe, staff of wind and staff of lightning:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=2252594978

- Fixed winter's howl upgrade not working for the standalone version
- Added upgrade for the FN P90:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=194965598

- Added upgrade for the visualiser and the decoy
(Default TTT weapons)

- Fixed winter's howl upgrade not working for the standalone version
- Added upgrade for the FN P90:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=194965598

- Added upgrade for the visualiser and the decoy
(Default TTT weapons)

- Big cleanup to ammo-related upgrades not working properly
- Renamed the thundergun upgrade to the Zeus Cannon
- Added an upgrade to the Ray Gun MK II, The Baby Maker, The Zap Guns and The Winter's Howl:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=2252594978

Also supports the standalone version of the Winter's Howl:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=788679798

Fixed thundergun sound naming

Added primary attack sound cooldown to the thunder gun upgrade