Adjust structure to comply with README
Merge branch 'explore-palace' of github.com:interpotential/create-your-own-adventure into explore-palace

Conflicts:
	english/explore-outside/investigate-marshmallow-structure/palace-small-room.md
	english/explore-outside/investigate-marshmallow-structure/small-room/palace-small-room.md
	english/explore-outside/investigate-marshmallow-structure/small-room/small-room.md