Version 0.9.2.4

Mechanics:

-Added tips in the loading screen

Balancing:

-Reduced the cost of hops by 1 stone
-The woolfarmer gives 2 wool now per sheep (before it was 1)
-The hops farmer gives 5 beer now per hops (before it was 3)

Bugfixes:

-Statistics did not show
-The statistics where shown if you destroyed one spawner even if there were more left
-Eagles were not able to fly over walls
-Your units were not able to focus eagles