update readme

Author: grburgess

README.md

@@ -1,2 +1,21 @@
-# docker_notebook
-A docker that provides a direct jupyter notebook interface
+# 3ML Full Environment docker
+
+To run this docker first pull it
+
+```bash
+
+docker pull threeml/notebook:1.0.0
+
+```
+
+The you `cd` to the directory you want to work and run:
+
+```bash
+
+docker run -it --rm -p 8008:8888 -v $PWD:/workdir -w /workdir threeml/notebook
+
+```
+
+
+This will lunch a Jupyter notebook server in that directory allowing you to run 3ML with all required packages installed.
+