Tank Battle: East Front v3.0.0 Update

Add: Support for the Metal graphics system on all Apple devices, improving graphics performance.
Add: Weapon animations.
Change: Reduction in the download size.
Change: Improved: computer player A.I.
Change: Game balance of the 'Supply and Demand' scenario.
Change: Fix: Incorrect fonts showing for some button text.
Fix: Some projectile animations not displaying.
Fix: Some screen layout issues.
Fix: Missing some mount/dismount buttons.