Post Jam Fixes

This relatively large update addresses some of the large issues that appeared in the final build of the project. Including but not limited to:

• Fix enemies not moving towards the player
• Fix enemies not being able to reach player during last retreat stage
• Add attack animations to banshee character
• Add photo previews to project
• Add explosion event while retreating
• Update level visuals
• Add delay to enemies before attacking player
• Adjust spawning rate of enemies