Small Fix: Game Start & Controls UI

[p]Sprint Toggle starts ON by default[/p][p]Mission #1 shows “NO AMMO – MISSION FAILED” when you run out[/p][p]Annihilator added to the Start Mission Panel from Mission #5 onward[/p][p]Controls info updated – now includes Scroll for weapon selection (in addition to keys 1,2,3,4), and Annihilator (Middle Mouse Button)[/p]