Wrap-around and offscreen spawning of enemies
Added invuln
Fixed enemy spawning
Added bullet wrapping and time out
Merged @elowry Sprite refactor
Fixed invuln system
Fixed regres: bullets now screenwrap again
Updated file headers XML data
Added stubs for BulletManager class
Merged feature-terry with dev
Merged dev into feature-terry
Fixed instantiation of enemy fragments
Restored lives for the player
Added temporary scoring system
Bullets no longer update when inactive
Added round system to enemy spawns
Merge branch 'feature-terry' into dev
Clamped enemy speed after random influence added
Enemy fragments now decrease in size
Added refined placeholder art