Create the 1.2 maintenance branch.
In fact, the maintenance branch for 1.1 was a bit hard to follow, but it didn't proove unfeasible.
1 This is NOT the official version of dialog. This version has been
2 significantly modified from the original. It is for use by the Linux
3 kernel configuration script. Please do not bother Savio Lam with
4 questions about this program.