Only copy a commit if it has at least one nonidentical parent.
treef705407005d029df323a11557fdc37829da562ea
-rw-r--r-- 3 .gitignore
lrwxrwxrwx 14 git-subtree -> git-subtree.sh
-rwxr-xr-x 8633 git-subtree.sh
-rw-r--r-- 23 shellopts.sh
-rwxr-xr-x 3678 test.sh
-rw-r--r-- 247 todo