[UPDATE] Tech Barrels

Updating another old entry to more modern standards.

• Cleaner code
• Editor keys
• Dynamic lights
• Pushable toggle
• Pk3 format
• Optimised pngs

Information:
Name: Tech Barrels
Connection: None
Palette: Doom
Summon: TechBarrel[Grey/Tan/Green]
Ambient Sound: No
De-/Activatable: No
Destroyable: Yes
Special Effects: No
Brightmaps: No
Actor modification: No
ACS: No

Credits:
Code: Captain Toenail
GLDefs: Captain Toenail
Sprites: Doom, DukeNukem3D
Sprite Edit: Captain Toenail

Description:
Hi-tech barrels containing unstable BFG energy. Explodes with larger damage 
radius than regular barrels. Can be toggled to be pushable in map editor.

Updated