Merge pull request #725 from delgadom/patch-1

Point badges to dockerhub, add alt-text to microbadger

all-spark-notebook/README.md

-![docker pulls](https://img.shields.io/docker/pulls/jupyter/all-spark-notebook.svg) ![docker stars](https://img.shields.io/docker/stars/jupyter/all-spark-notebook.svg) [![](https://images.microbadger.com/badges/image/jupyter/all-spark-notebook.svg)](https://microbadger.com/images/jupyter/all-spark-notebook "jupyter/all-spark-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/all-spark-notebook.svg)](https://hub.docker.com/r/jupyter/all-spark-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/all-spark-notebook.svg)](https://hub.docker.com/r/jupyter/all-spark-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/all-spark-notebook.svg)](https://microbadger.com/images/jupyter/all-spark-notebook "jupyter/all-spark-notebook image metadata")
 
 # Jupyter Notebook Python, Scala, R, Spark, Mesos Stack
 

base-notebook/README.md

-[![docker pulls](https://img.shields.io/docker/pulls/jupyter/base-notebook.svg)](https://hub.docker.com/r/jupyter/base-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/base-notebook.svg)](https://hub.docker.com/r/jupyter/base-notebook/) [![](https://images.microbadger.com/badges/image/jupyter/base-notebook.svg)](https://microbadger.com/images/jupyter/base-notebook "jupyter/base-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/base-notebook.svg)](https://hub.docker.com/r/jupyter/base-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/base-notebook.svg)](https://hub.docker.com/r/jupyter/base-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/base-notebook.svg)](https://microbadger.com/images/jupyter/base-notebook "jupyter/base-notebook image metadata")
 
 # Base Jupyter Notebook Stack
 

datascience-notebook/README.md

-![docker pulls](https://img.shields.io/docker/pulls/jupyter/datascience-notebook.svg) ![docker stars](https://img.shields.io/docker/stars/jupyter/datascience-notebook.svg) [![](https://images.microbadger.com/badges/image/jupyter/datascience-notebook.svg)](https://microbadger.com/images/jupyter/datascience-notebook "jupyter/datascience-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/datascience-notebook.svg)](https://hub.docker.com/r/jupyter/datascience-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/datascience-notebook.svg)](https://hub.docker.com/r/jupyter/datascience-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/datascience-notebook.svg)](https://microbadger.com/images/jupyter/datascience-notebook "jupyter/datascience-notebook image metadata")
 
 # Jupyter Notebook Data Science Stack
 

minimal-notebook/README.md

-![docker pulls](https://img.shields.io/docker/pulls/jupyter/minimal-notebook.svg) ![docker stars](https://img.shields.io/docker/stars/jupyter/minimal-notebook.svg) [![](https://images.microbadger.com/badges/image/jupyter/minimal-notebook.svg)](https://microbadger.com/images/jupyter/minimal-notebook "jupyter/minimal-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/minimal-notebook.svg)](https://hub.docker.com/r/jupyter/minimal-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/minimal-notebook.svg)](https://hub.docker.com/r/jupyter/minimal-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/minimal-notebook.svg)](https://microbadger.com/images/jupyter/minimal-notebook "jupyter/minimal-notebook image metadata")
 
 # Minimal Jupyter Notebook Stack
 

pyspark-notebook/README.md

-![docker pulls](https://img.shields.io/docker/pulls/jupyter/pyspark-notebook.svg) ![docker stars](https://img.shields.io/docker/stars/jupyter/pyspark-notebook.svg) [![](https://images.microbadger.com/badges/image/jupyter/pyspark-notebook.svg)](https://microbadger.com/images/jupyter/pyspark-notebook "jupyter/pyspark-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/pyspark-notebook.svg)](https://hub.docker.com/r/jupyter/pyspark-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/pyspark-notebook.svg)](https://hub.docker.com/r/jupyter/pyspark-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/pyspark-notebook.svg)](https://microbadger.com/images/jupyter/pyspark-notebook "jupyter/pyspark-notebook image metadata")
 
 # Jupyter Notebook Python, Spark, Mesos Stack
 

r-notebook/README.md

-![docker pulls](https://img.shields.io/docker/pulls/jupyter/r-notebook.svg) ![docker stars](https://img.shields.io/docker/stars/jupyter/r-notebook.svg) [![](https://images.microbadger.com/badges/image/jupyter/r-notebook.svg)](https://microbadger.com/images/jupyter/r-notebook "jupyter/r-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/r-notebook.svg)](https://hub.docker.com/r/jupyter/r-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/r-notebook.svg)](https://hub.docker.com/r/jupyter/r-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/r-notebook.svg)](https://microbadger.com/images/jupyter/r-notebook "jupyter/r-notebook image metadata")
 
 # Jupyter Notebook R Stack
 

scipy-notebook/README.md

-![docker pulls](https://img.shields.io/docker/pulls/jupyter/scipy-notebook.svg) ![docker stars](https://img.shields.io/docker/stars/jupyter/scipy-notebook.svg) [![](https://images.microbadger.com/badges/image/jupyter/scipy-notebook.svg)](https://microbadger.com/images/jupyter/scipy-notebook "jupyter/scipy-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/scipy-notebook.svg)](https://hub.docker.com/r/jupyter/scipy-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/scipy-notebook.svg)](https://hub.docker.com/r/jupyter/scipy-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/scipy-notebook.svg)](https://microbadger.com/images/jupyter/scipy-notebook "jupyter/scipy-notebook image metadata")
 
 # Jupyter Notebook Scientific Python Stack
 

tensorflow-notebook/README.md

-![docker pulls](https://img.shields.io/docker/pulls/jupyter/tensorflow-notebook.svg) ![docker stars](https://img.shields.io/docker/stars/jupyter/tensorflow-notebook.svg) [![](https://images.microbadger.com/badges/image/jupyter/tensorflow-notebook.svg)](https://microbadger.com/images/jupyter/tensorflow-notebook "jupyter/tensorflow-notebook image metadata")
+[![docker pulls](https://img.shields.io/docker/pulls/jupyter/tensorflow-notebook.svg)](https://hub.docker.com/r/jupyter/tensorflow-notebook/) [![docker stars](https://img.shields.io/docker/stars/jupyter/tensorflow-notebook.svg)](https://hub.docker.com/r/jupyter/tensorflow-notebook/) [![image metadata](https://images.microbadger.com/badges/image/jupyter/tensorflow-notebook.svg)](https://microbadger.com/images/jupyter/tensorflow-notebook "jupyter/tensorflow-notebook image metadata")
 
 # Jupyter Notebook Deep Learning Stack