go: get things nicely lined up in the centre
go: correct the pattern
go: bring in concept of megapixels and aspect ration
go: remove a empty column from art and align things properly again
go: do not lock main goroutine
go: change how parameters are passed, and now have the ability to display timing information from inside the program (can be averaged over a couple of runs too)
doc: update doc for go based on recent changes