Make double click work to put new items on the canvas.
Those items right now are QGraphicsEllipseItems, but
it will change to 'draggable' items.
Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
Added the first files and skeleton code for the visual
dive planner. now I need to fill things. The code is
using the print action borrowed, this will need to move
to a better choice in the future.
Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>