added level 2
Merge branch 'David's-Branch'
Level 3

Maze level
Merge branch 'David's-Branch'
level 5

added lava pool hazards with obscuring smoke
Merge branch 'David's-Branch'
level 8

Added randomly positioned power up that switches opponent’s real actor
when player hits it; reappears after a set time in a new random
position.
Merge branch 'David's-Branch'
better scene names
Merge branch 'David's-Branch'
added textures to level 1 (single central obstacle)
Merge branch 'master' of https://github.com/andyman/shooting_blanks