The Forgettable Dungeon Beta -r1226 Overworld overhaul, lock/key doors, ghosts

## Patch notes for r1226

Note: these patch notes are for the past few versions before PAX as well, as those had to be released quickly

Features:
-- overhauled overworld textures
-- overworld now has detail ridges by floor spaces that meet with water
-- dungeons now have lock/key doors, as well as puzzle doors
-- you can now be revived when killed for a period of time
-- you now become a ghost after being dead for a set period of time
-- added tooltips to character editor
-- added default set of binds for keyboard controls in rebind menu

Changes:
-- character editor now asks for confirmation for destructive actions
-- character editor now prompts you to save when hitting back
-- stacked yellow enemy now randomly hops in a direction when broken apart
-- improved bomb explosion effect

Bug fixes:
-- fixed case where you'd be locked inside a room unable to leave
-- fixed edge case where dungeon would generate slightly out of bounds with no valid monsters, allowing chance to be locked in room