tests: use killdaemons in hgweb tests
hgweb tests often failed on my system because the serve port wasn't free when a
new hgweb was started; the killed hg wasn't completely dead yet.
Now we use killdaemons which waits for the process to die.
util_win32: fix Windows version checking (
issue1358)
shell.SHGetPathFromIDList() segfaults when called in Apache.
Graphlog extension adds a --graph option to log/in/out
The --graph option shows the ascii revision graph when used in conjunction
with the incoming, outgoing or log commands.
It also makes sure that incompatible options (e.g. --newest-first) are not
used.