helper added
Merge branch 'master' of https://github.com/ldeniau/mad

Conflicts:
	src/mad.lua
Merge branch 'master' of https://github.com/ldeniau/mad
Merge branch 'master' of https://github.com/ldeniau/mad
better indentation
Merge branch 'master' of https://github.com/ldeniau/mad

Conflicts:
	src/mad/lang/lua/parser.lua
use new mad module