Move 'findrenames' code into its own file.
The next few patches will increase the size of the "findrenames"
functionality. This patch simply moves the function into its own
file to avoid clutter building up in 'cmdutil.py'.
#!/bin/sh
echo "[extensions]" >> $HGRCPATH
echo "mq=" >> $HGRCPATH
hg init a
cd a
echo 'base' > base
hg ci -Ambase -d '1 0'
hg qnew -mmqbase mqbase
hg qsave
hg qrestore 2