Trajects further developed: better db interaction, ability to add points to a route & to remove trajects

Signed-off-by: Tim Van Roeyen <tim.vanroeyen@student.kdg.be>
Trajects further developed: better db interaction, ability to add points to a route & to remove trajects

Signed-off-by: Tim Van Roeyen <tim.vanroeyen@student.kdg.be>