R1:5d76a4b0a2f5

Improve handling of multiple edit forms when logged out

Summary:
Ref T10004. Currently, when a logged-out user visits an application like Maniphest, we show them a disabled "Create Task" button with no dropdown menu.

This is technically correct in some sense because none of the items in the menu will work, but we can be more helpful and show the items, just in a disabled state:

{F1028903}

When the user clicks these, they'll be pushed through the login flow and (after D14804) end up on the same page…