branch scratch/tty-child-frames created (now 55af24a1c29)

[Gerd Moellmann]

gerd pushed a change to branch scratch/tty-child-frames.

        at  55af24a1c29 Don't ignore .patch files

This branch includes the following new commits:

       new  414de92a562 Initial child frames based on master
       new  5445062fabc Check for tty-child-frames feature in show-paren
       new  55b72ad8755 Set top terminal frame also to children
       new  e0ca1256a57 Don't check for child frame support
       new  23409041b13 Accept frame param width/height of 0
       new  6aa203bb04f Minor refactoring
       new  0012e555d96 Don't set internal_last_event_frame to nil
       new  4a3ba42e6f8 Comment
       new  fbe63a33f1a Comment
       new  55af24a1c29 Don't ignore .patch files