actions: make sure we're on the same page as darning re actions

Signed-off-by: Peter Williams <pwil3058@gmail.com>
tlview: bring over changes from Painters Colour Assistant Tool Kit

Signed-off-by: Peter Williams <pwil3058@gmail.com>
notebook: add a page to display repository's branches

Signed-off-by: Peter Williams <pwil3058@gmail.com>
tlview: bring over the changes to view specifications from pcatk

Signed-off-by: Peter Williams <pwil3058@gmail.com>