Big changes
Added Creature Support
Added Settings
Other stuff
Added I keybind to move room behind everything else
Fixed the Level Editor
Added fullscreening functionality
Added optimisation flags for the release build
Added ALT key to control room position snap
Added --no-run build flag
Fixed a menu button problem
Added background grid
Added a ton of themes
Added slight smooth camera scroll
Added textures to buttons and the menuitem bar
Fixed connection problems
Improved draw utilities
Full Changelog: v1.3.5...v1.4.0