Added test case for my new cost function.  I'll probably want to change the name.  It can interfere with perfectly good variables of the same name.
Added test case for my new cost function.  I'll probably want to
change the name.  It can interfere with perfectly good variables of
the same name.


kslazarev/waffles,kslazarev/waffles,kslazarev/waffles,kslazarev/waffles,kslazarev/waffles