Signed-off-by: Francesco Gazzetta <fgaz@fgaz.me>

Replace the pixelated Yes/No buttons with text based alternatives.
This also required changes to the pager to change the way the
redraw after changing view is implemented (improved muting and a reset
of the colours).

Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>

Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>

Signed-off-by: Carlos Gil Gonzalez <carlosgilglez@gmail.com>
[daniel@redfelineninja.org.uk: Fixed board support for simulator and
sphinx (a.k.a. doc builder)]
Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>

Fixes: 393dfefc86be ("apps: pager: notifications: Added remove all notifications dialog")
Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>

Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>

Currently the template app documentation will not generate. Fix that!

Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>

Having the raw hex strings makes the docs look really unclean. Fix this
by providing a special version of icons for the "sphinx" board.