added spawning rule to mooshroom
extra formatting parentheses
updated mooshroom check for mycelium
clearing CheckBasicStyle.lua messages
Merge pull request #1640 from p-mcgowan/mooshroomMobSpawnerRule

added spawning rule to mooshroom
Merge pull request #1646 from p-mcgowan/luaCheckstyleWarnings

clearing CheckBasicStyle.lua messages