New textures!

Yeah, new textures, new collisions, music, etc!

Night release

Added new details to the front entry;
WIP about front doors, but it's opening at least now;
changed skybox to 'night';
added old school lamplight to the toilet;
fixed lamps in the hall on the first floor;
fixed breakables near stairs;
added stomach trouble sounds in a toilet room

First release

First initial pre-release.