Nerf minigun in Default ammo scheme
It's a super weapon, so no more free miniguns.
Start ammo: 0
Crate probability: 7
Lua scripts for engine testing. These scripts are the same as other Lua scripts
in Hedgewars, but you ought to call `EndLuaTest(TEST_SUCCESSFUL)` or
`EndLuaTest(TEST_FAILED)` when the test is completed.