Update 1.5.11

Lots of new content, map updates, and new game modes!

General:

• Added "Round Pixels" graphics setting
• Optimized performance mode for low-end devices
• Improved bot AI

Map Updates:

• District
  • Added more pathways into basement area
  • Updated sandbag placements
• Outpost
  • Expanded underground areas

New Game Modes:

• Headquarters
• Pro Survival