[Config] Add a note that an empty 'languages' option is OK. Beautify _init(). Handle the special case 'tcl' more explicitly.
[Config]
Add a note that an empty 'languages' option is OK.
Beautify _init().
Handle the special case 'tcl' more explicitly.


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@22880 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot