Added docker file for docker registry distribution

Dockerfile

@@ -0,0 +1,15 @@
+FROM phusion/baseimage
+
+RUN apt-get -y update
+RUN apt-get -y install libfontconfig
+
+RUN   mkdir -p /opt/grafana
+
+ADD tmp/ /opt/grafana/
+
+EXPOSE 3000
+
+VOLUME ["/opt/grafana/data"]
+
+WORKDIR /opt/grafana/
+ENTRYPOINT ["./grafana", "web"]