I use this http://pastebin.com/HDJvD3GC http://pastebin.com/HDJvD3GC which as I say isn't my own work (although I've tweaked it a bit). It depends on some git

I use this http://pastebin.com/HDJvD3GC http://pastebin.com/HDJvD3GC which as I say isn't my own work (although I've tweaked it a bit). It depends on some git output strings, so is theoretically fragile but in practice has been stable over a few years of git updates.