bug 944381
Add logic to generate_autodoc_index.sh to produce rst underlines to match the heading strings.
Change-Id: Ib0f54a45fcc4ab6dfaa593c756682f1a25fdb420
Fixed some warnings like this:
DeprecationWarning: docutils.nodes.Element.set_class deprecated; append to
Element['classes'] list attribute directly
lists[i].set_class('todo_list')
Change-Id: I94e564f561f95a66e6e98767ccfaa78769b5c0f1