SCP: Lockdown Heavy Containment Zone Expansion

This update is pretty massive including re skins and tons if new stuff too!

-Added 3D models to every single item SCP except SCP-207 (A big thanks to Populotus for all the new 3D models)

-Changed functionality of SCP-420-J (It now only gives nausea and plays the song)

-Added SCP-714 (Model made by Populotus)

-Changed texture to Heavy Containment Floor (All texture changes made by Zera)

-Added Heavy Containment Smoke Dispenser (WIP)

-Changed texture to all Light Containment Sublevel blocks (Textures changed by Zera)

-Added SCP Documents for each SCP

-Made SCP-999's hitbox smaller

-Added crafting recipes for each SCP

-Added Damaged Light Containment Sublevel Wall Stripe

-Remade SCP-1079

Again, big thanks to Zera and Populotus for joining the team and helping me out with the mod.