Hybrid graphics and streamlined gameplay — Mutant Gate Steam update #736849

The full-graphics mode was a mixed bag. Characters looked particularly bad. Monsterland is now using a hybrid mode which preserves its ASCII personality while retaining the most often encountered/boring ASCII - walls, floors and doors - as being replaced by graphical textures. Most of the effects are back to being ASCII - explosions, portals, blood, water. Player and other human and semi-human characters are back to the letter "P", monsters are "M", etc. There's no FULL ASCII mode option yet, but that may be implemented in the future. Since inventory and certain item mechanics were perfunctory/experimental, they're switched off by default, returning the game to pure shooter identity. The intro story level has been removed as well, as it doesn't have monster-killing. OTHER STUFF: I'm experimenting with random map generation again. If I can get it to make interesting maps, it will be possi...