Update camera to just use draw offset and remove all the other stuff

Enable camera transformations

Remove explosion after time limit, increase particles, add variance to explosion

Refactoring explosion

Reworking explosion to not use a sprite per particle

Add explosion particles, send in opposite direction of incoming projectile

Fixing build script so it doesnt clear pdxinfo

Updating readme

Adding first pass at particle explosions

Redraw screen after unlock

Automatically update build number

Fixing game timer

Disable scaling

Merge branch 'scaling'

Updating build