Translate decompression code to Go.
Clean up width/height
Clean up reading.
Gofmt.
Clean up loops
Start documenting and simplify.
Expand xorshift table.
Invert deinterleave.
Deinterleave while reading the data.
Rename Decompress to Decode and return an image.Image.
Remove bitWriter.
Write image as a PNG.
Start building a ripper
Montage
Handle Mew.
Accept a filename on the command line
Fun With Palettes, and other stories.
Write sBIT chunk.
Cleverness with palettes
Batch montages