馃崚 Only start drag and drop from Widget Explorer when dragging horizonally
This way, you can still drag vertically through the list of applets, and then horizontally to start a drag and drop.
(cherry picked from commit 64f3fe1b)
7e50fcea Require right-direction drag to start drag and drop from widget explorer
Co-authored-by: Niccol貌 Venerandi niccolo@venerandi.com