* OoT: ER improvements
Include dungeon rewards in itempool to allow for ER improvement
Better validate_world function by checking for multi-entrance incompatibility more efficiently
Fix some generation failures by ensuring all entrances placed with logic
Introduce bias to some interior entrance placement to improve generation rate
* OoT: fix overworld ER spoiler information
* OoT: rewrite dungeon item placement algorithm
in particular, no longer assumes that exactly the number of vanilla keys is present, which lets it place more or fewer items.