Removed two scripts

DayAndNight script removed as it is included in BasicCommands.
TnTExplode script removed as 0.8.x and above allow flint and steel in
creative for setting TnT off.
LuckyBlock clone

Requested as LuckyBlock for 0.7.6 has disappeared, apparently.
Merge pull request #1 from tombailey/master

Update fork master branch