When hg is invoked without parameters, the short list help is displayed.
When hg is executed without parameters ( or hg is executed with the
'help shortlist' command ) the short help list is displayed.
If the 'help' command is passed on the commandline the full help list
is displayed.
In both the cases if the switch '-v' is passed, the help contains also
the aliases of the short/full commands list and the global switches.
#!/bin/sh
mkdir a
cd a
hg init
echo foo > t1
hg add t1
hg commit -m "1" -d "0 0"
cd ..
hg clone a b
cd a
echo foo > t2
hg add t2
hg commit -m "2" -d "0 0"
cd ../b
echo foo > t3
hg add t3
hg commit -m "3" -d "0 0"
hg push ../a
hg pull ../a
hg push ../a
hg up -m
hg commit -m "4" -d "0 0"
hg push ../a