Add all the autoconfig/automake stuff, so that the standard buildprocedures and such can be used.Figure out why the fs executable is as large as it is, and fix it,unless the automake fix cures this as well.Handle non-square pixels properly. If px!=ix or py!=iy, there shouldbe an option to correct the display. I'm not sure whether thiscorrection should be on or off by default. Turning it on losesinformation; leaving it off distorts the image display. Sigh,decisions, decisions...Save header lines on input so that they can be restored on output.The "Image:" line will have to be special cased, depending on whatgets done about non-square pixels. All other lines can just be cachedon input and restored on output.Write some help information.