doc/README

   1 Build requirements:
   2
   3   1. The "base64" utility from GNU coreutils.
   4   2. The "scour" SVG optimizer.
   5
   6 SVG Tricks:
   7
   8 1. To remove a "transform" from a group (like the bus) that was
   9    resized together, simply ungroup and regroup the whole thing.