Updated Build with Docker (markdown)

Build-with-Docker.md

@@ -4,6 +4,9 @@
 `cd wownero`
 
 ## Build Docker Image
+`docker-machine start`
+`docker-machine env`
+eval $(docker-machine env)`
 `docker build --no-cache --network=host --build-arg NPROC=2 -t wownero:master .`
 
 `docker images`