Update v0.78.0 - Caves, reworked Fishing, more! — DinoSystem Steam update #757206

This update is NOT compatible with old savegames! Savegames are automatically deleted due to the different way the new version handles some core mechanics. If you have a current game you don't want to lose, don't update now, but finish your game first (just die :P). FULL CHANGELOG Added Caves: - Caves offer good insulation protection (nearly full), but not good cover, as rain will filtrate (just like trees). - Caves are spawned randomly on the map, either next to mountains or isolated. - Number of generated caves is random, but scales with island size. Fishing reworked to be an actual mini-game: - Fishing now requires the player to actively trigger a fishing attempt, while the progress bar doesn't show the action progress anymore, but a success chance that constantl...