Has anyone tried installing the ground station on the Vision? a) If yes, does it require the PMU V2? b) Will the Vision's GPS fit in the PMU V2 as from the pictures it appears different? c) Any ideas on how this will affect the battery? d) If you install the ground station can you also additionally install the Flytrex Core? which version Phantom or just DJI if the PMU-V2 is now installed?