Clarify tutorial text that referred to a fast forward button in the battle screen that isn't there anymore, it now describes what farm&push does instead.
Fix one scenario that can cause offline calculations / farm calculations to spin out of control forever until game is restarted.
Also add a defensive guard in case they do start to spin out of control, military upgrades will no longer try to queue farm calculations.
General optimizations to avoid redundant calculations related to targeting, which makes combat simulations and offline calculations faster.