LocalRepo.__init__: use correct dir everywhere
LocalRepo.__init__: use correct dir everywhere

Don't set self.repo_dir to the correct value and then ignore that when
setting _cp and rev_list.

Signed-off-by: Rob Browning <1dc5917c2adeeba13d1ef33dbb40691a1b67cc65@defaultvalue.org>
Tested-by: Rob Browning <1dc5917c2adeeba13d1ef33dbb40691a1b67cc65@defaultvalue.org>

ToxicFrog/bup,ToxicFrog/bup,ToxicFrog/bup,ToxicFrog/bup,ToxicFrog/bup