missing stuff for [035]

Correct unitFlags updated for c28391
[036]Waypoints for 2802 & 5747

Signed-off-by: Grz3s <grz3sp@wp.pl>
[037]  Gava'xi

Gava'xi - correct waypoints added
Vir'aani Arcanist -- spawn update
Vir'aani Raider -- spawn update
[038]q. 'Source of the Corruption'

Source of the Corruption (q.9387)  - scriptd