Update v20171030 Changelog:
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NEW CONTENT
• New survival map - HANGAR!
• New survival map - STREET!

OPTIMIZATION
• optimized pathfind (total monsters on screen increased by 50%)
• opitimized skeletal mesh rendering (total monsters on screen increased by 50%)
• optimized ingame UI by 80%
• optimized skill tree selection UI by 70%
• optimized ENTIRE game across everything!

GAMEPLAY
• improved eggs in nest, slightly more challenging now
• added eggs through sewers, slightly more challenging now
• slightly improved some weapons
• merged first three levels of singleplayer
• killing monsters will drop clips sometimes