Merge branch 'docker-image' of github.com:letbetcoin/eth-netstats into tao-staging

Dockerfile

@@ -1,9 +1,10 @@
-FROM mhart/alpine-node:latest
+FROM node
 
-ADD . /eth-netstats
-WORKDIR /eth-netstats
-
-RUN npm install && npm install -g grunt-cli && grunt
+RUN git clone https://github.com/goerli/netstats-server /netstats-server
+WORKDIR /netstats-server
+RUN npm install
+RUN npm install -g grunt-cli
+RUN grunt
 
 EXPOSE  3000
 CMD ["npm", "start"]