Revised project readme (again)

README.md

@@ -5,6 +5,8 @@ integrated tool to explore, visualize, analyze and transform data, bringing toge
 Python, SQL, and the [Google Cloud Platform](https://cloud.google.com) with services such as
 [BigQuery](https://cloud.google.com/bigquery) and [Storage](https://cloud.google.com/storage).
 
+![Google Cloud Datalab Beta](docs/screenshot.png)
+
 DataLab builds on the interactive notebooks, and the foundation of [Jupyter](http://jupyter.org)
 (formerly IPython) to enable developers, data scientists and data analysts to easily work with
 their data from exploration to developing and deploying data pipelines, all within notebooks.
@@ -18,10 +20,8 @@ You can see an example of the notebooks by browsing through the
 [samples and documentation](https://github.com/GoogleCloudPlatform/datalab/tree/master/content/datalab),
 which are themselves written in the form of notebooks.
 
-![Google Cloud Datalab Beta](docs/screenshot.png)
 
-
-## Getting Started
+## Using DataLab and Getting Started
 
 DataLab is packaged as a docker container which contains Jupyter/IPython, and a variety of python
 libraries such as numpy, pandas, scikit-learn and matplotlib, in a ready-to-use form.
@@ -32,8 +32,7 @@ The simplest way to start using DataLab is on Google Cloud Platform. Head over t
 You can also run the docker container locally, as described in the
 [wiki](https://github.com/googlecloudplatform/datalab/wiki/Getting-Started).
 
-
-## Contacting Us
+### Contacting Us
 
 For support or help using DataLab, please submit questions tagged with `google-cloud-datalab` on [StackOverflow](http://stackoverflow.com/questions/tagged/google-cloud-datalab).
 
@@ -59,7 +58,7 @@ for more details.
 You can always contribute even without code submissions by submitting issues and suggestions to
 help improve DataLab and building and sharing samples and being a member of the community.
 
-### Navigating the Repository
+### Repository Overview
 
 This is a quick description of the repository structure to help understand and
 discover the relevant pieces.