I will (mis)use these for moving dives out of trips and to the trip above or
below and of course for undo/redo. And the weirdest one is the 'local offer'
icon that seemed a reasonably good fit to edit trip details.
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
These were again copied from the material design icon set and will be used to
differentiate the various help topics.
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
