#174 New flag: player.allow_velocity_control_in_flight

[Heliomass]

Would it be possible to add a new player flag, something like "player.allow_velocity_control_in_flight"? This would allow the player to control their movement whilst falling.

(idea originated from this thread: http://pfhorums.com/viewtopic.php?f=22&t=37018)

Thanks.