Update 0.04

Patch Notes:

• Added light emissions from mitochondria structures
• Press R to deselect any chosen structure
• Removed "Quit Game" button on pause menu
• Mutation card selection effect changes
• Mutation card selection now shows total accrued upgrades
• Added building and mutation stats on death screen
• Removed "Quit Game" button from the main menu
• Added current round to display on top
• Replaced button hover sound
• Fixed bug with electrostatic membrane causing enemies to lose targets