Hotfix

Hotfix:

- Crystal Reapers won't leave their field of vision behind anymore when destroyed in ground mode

- overall buffed hp and firepower of Crystal Reapers

- support flyers of armored minig units should now get stuck less often

- you can't place buildings in water anymore

- buildings won't get stuck in ground when placed on a higher position anymore

- flying enemies should be attacked automatically now like intended (as long as the attacking unit is able to do so)