Initialize psychedelia trailers as clear colors

Mostly doing this to avoid the annoying uninitialized variable warning.
Remove dead code
Aim for 60 frames per second

Why not?
Style

Suspect the emitted assembly for an NSUInteger in these conditions

++foo;

and

foo += 1;

would be identical, but I prefer using prefix increment because it
can be optimized to be faster than postfix increment, usually
only if you have to make a copy of the object (which will require
the overhead of allocating memory).
Add "home" solar system to the main menu

Need to refactor the galaxy picker actor to share some of this code.