http-middleware

Take a look in build.default.json

You can see how *.es6 files are handled by default in this file: a requirement is declared to node, babel and webpack (currently without any particular version constraint), and the webpack command is executed, passing arguments to compile the main.es6 entr

we could have a middleware which writes common Headers. like content-type: application/json This will be useful since each handler doesn't need to write it.

we could also accept map[string]string custom_headers and write that too.

Headers(headers map[string]string) Middleware {
...
}