Update README.md
Merge pull request #4 from jdunck/patch-1

indentation for code bits on readme.
Fixed indentation in the doc.
Upped the box version in the doc.
Removed unnecessary installation step for spatialite.
Add selenium and an alias to enable it.
Merge pull request #6 from jdunck/selenium

Add selenium and an alias to enable it.
Cleanup spatialite settings.
Tweaked settings for VM build.
Systematically start the virtual display when the VM boots up.
Added Jeremy to the list of contributors.
Added note to the doc about virtual display and Firefox.
Added change log.
Created specific requirements file for each version of Python.
We're now using Python 3.3 instead of 3.2.
Slightly improved the doc about Selenium tests.
Add psycopg2 to requirements for Python 3.
Link to new 1.1 box.
Small doc fix.
Added note on how to build the Sphinx doc.