merge: pull user messages out to hg.py
- add _update for shadowing in clone
- add _showstats helper
- remove update parameter defaults
- move stats message and merge help messages
#!/bin/sh
mkdir t
cd t
hg init
echo a > a
hg add a
hg commit -m "test" -d "1000000 0"
hg verify
hg parents
hg status
hg rollback
hg verify
hg parents
hg status