hgweb: introduce a new capability for sending a compressed bundle the header of the bundle is the same as a on-disk bundle HG10UN: uncompressed HG10BZ: bz2 HG10GZ: gzip no header means uncompressed (old client)

#!/bin/sh

hg init
touch a
hg add a
hg ci -m "a" -d "1000000 0"

echo 123 > b
hg add b
hg diff --nodates

hg diff --nodates -r tip

echo foo > a
hg diff --nodates