adding queequeg formula

queequeg is python script to perform grammar check on text files.

I don't know how to delete these 2 hugly unusefull commits from my pull request to have a cleaner one... If someone can tell me, i'll do it.

Is there no `make install` we can use? If not, please just pass everything we need to install to `bin.install` rather than this Array/loop stuff, thanks!