Map themes, kill sounds, HUD updates.

— Map themes

— Performance & UI Improvements
• Decreased load times
• Fixed HP/AP bars stacking on the left in TDM
• Added “Both” option for teammate HP/AP bars (shows above head and on the left)
• Added ammo counter under teammates’ feet showing clip status
• Added ramping kill sounds (up to 4), made by @kiltro
 • Toggle with /killsounds