Add Terra support.
Merge branch 'master' of git://github.com/Olivine-Labs/busted

Conflicts:
	src/core.lua
	src/moon.lua
Merge branch 'master' of git://github.com/Olivine-Labs/busted

Conflicts:
	src/core.lua
Merge pull request #162 from Eloff/master

Remove unused function moon.loader, add some missing local declarations, add Terra support