* Added Method (POST) and URL (emtpy) to gRPC requests.
* Removed quickfix that skips writing HTTP/2 to HAR.
* Use HTTP/2 body to fill out http.Request and htt.Response.
* Make sure that in HARs request.postData.mimeType and response.content.mimeType are application/grpc in case of grpc.
* Comment.
* Add URL and status code for gRPC.
* Don't assume http scheme.
* Use http.Header.Set instead of manually acccessing the underlaying map.
* Pass HARs between tap and api via channel.
* Fixed make docker commad.
* Various fixes.
* Added .DS_Store to .gitignore.
* Parse flags in Mizu main instead of in tap_output.go.
* Use channel to pass HAR by default instead of files.
