Logic changes

[CharadeNut]

Logic tweaks to the entire game. Fixes, adjustments, and notes for future tricks. Other structural changes include:

• More thorough use of certain helpers, such as CanUse(), CanUseProjectile, HasExplosives and TwoBottles
• Several new events to properly set the sequence of events required to reach locations
• New locations: Ikana Castle Shortcut, SSH Gold Room Upper Left/Right