Fix the annoying tab order issue in the notes tab

This had been driving me crazy for a while, finally figured out how to fix
it.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Continous update of planner

Make the planner update its display continuously upon moving points
including deco. This appears fast enough on typical PCs. If this ends up
being to slow on some systems we may have to make it configurable.

[Dirk Hohndel: cleaned up the two patches and turned into one commit]

Signed-off-by: Robert C. Helling <helling@atdotde.de>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>