Revert "Superuser: add copyright notice"

This reverts commit dd7824ac5ab71417be064022c059a6a0097af0f9.

1. What gives CM the right to slap this on.
2. Why is this only being added to 1 damn file.

I've seen copyright notices tacked on to files before, but never one file.
Oh, and I've only seen them tacked on by the original author(s).
Superuser: OptiPNG'd.

Some of the biggest size-reductions I've seen yet, and this Superuser comes from none other than Cyanogen Inc...
Strip any metadata on PNGs.
Enable Superuser on non-debug builds