Updating base image node version, cleaning up redundant commands

Dockerfile

@@ -1,12 +1,9 @@
-FROM node:0.12-onbuild
+FROM node:4.2-onbuild
 MAINTAINER André Dumas
 
 # Reconfigure timezone
 #RUN ln -sf /usr/share/zoneinfo/US/Eastern /etc/localtime \
 #  && echo "US/Eastern" > /etc/timezone \
 #  && dpkg-reconfigure --frontend noninteractive tzdata
 
-EXPOSE 8000
-
-ENTRYPOINT ["npm"]
-CMD ["start"]
+EXPOSE 8000

README.md

@@ -101,8 +101,8 @@ running container.
 ```shell
 git clone --recursive https://github.com/andredumas/techan.js.git
 cd techan.js
-docker build -t techan.js .
-docker run --rm -it -p 8000:8000 techan.js
+docker build -t andredumas/techan.js .
+docker run --rm -it -p 8000:8000 andredumas/techan.js
 ```
 
 As above, browse to [http://localhost:8000/examples/](http://localhost:8000/examples/) to see the examples.