elm-package.json found

[andys8]

There is a elm-package.json in advanced part 8. It might be by mistake.

https://github.com/rtfeldman/elm-0.19-workshop/blob/master/advanced/part8/elm-package.json

[andys8]

The Travis files have 0.18 indicating content.

https://github.com/rtfeldman/elm-0.19-workshop/search?utf8=✓&q=elm-make&type=

https://github.com/rtfeldman/elm-0.19-workshop/search?utf8=✓&q=elm-package&type=