- update to 1.5.0:
* Customize hats, hair, facial hair and glasses, plus many bug
fixes
* Remove quick play
* Fix weapons being picked up into incorrect slots
* Fix grenades not persisting across levels
* Fix bullets not falling
* Fix unable to start game with co-op AI, stuck in weapon menu
* Fix or replace many files with missing or problematic
licenses (@reinerh)
* Fix duplicate brass shells
* Fix poison grenade icon
* Fix incorrect zapper spritesheet
* Fix missing music error message
* Improve character customization by separating hats, hair,
facial hair and glasses
* Improve controls info by renaming button1/button2 to
fire/switch

- Update to version 1.4.0