Homework assignment complete

It:

- takes input in the form of a url, like so: http://localhost:3000/yourinputhere
- writes yourinputhere to yourinputhere.json and creates an object containing yourinput here and writes it to the file itself via POST
- lets you get the contents of yourinputhere.json via GET
the input/output names are a little confusing. You might want to reconsider the naming here.