http://googledevelopers.blogspot.com/2013/02/compress-data-more-densely-with-zopfli.html
8% better compression at the cost of slower compression. Decompression speed is said to be unchanged. Apache License 2.0. Do we have any use for this? Probably not a good trade-off for the use of DEFLATE in our document compression -- we don't want to slow down the saving operation. But would this be useful in the install sets? -Rob
