Allow ambiguous command shortcut if only an alias for the same command. Currently the only example for this is 'hg o' or 'hg ou' as a shortcut for 'hg out' and 'hg outgoing'.

#!/bin/sh

mkdir t
cd t
hg init
echo a > a
hg add a
hg commit -m test -d "0 0"
hg history
hg manifest
hg cat a
hg verify