graphlog: mark --branch as incompatible with --graph
The --only-branch option was deprecated in 0d5f139b23c1 and --branch
was added instead. But the graphlog extension was not updated to match
the change.
#!/bin/sh
mkdir t
cd t
hg init
echo a > a
hg ci -Ama -d '1000000000 0'
echo b > b
hg branch b
hg ci -Amb -d '1000000000 0'
hg co -C 0
echo fast-forward
hg merge b
hg ci -Ammerge -d '1000000000 0'
echo bogus fast-forward should fail
hg merge b
echo done