Add DrivenData
New Section for Sport

Adding new Sport section, with initial links to various datasets
Added two more Sport links

Added Retrosheet baseball and Formula 1 data links.
Merge pull request #23 from phillc73/patch-1

New Section for Sport
Merge pull request #22 from gwulfs/DrivenData

Add DrivenData to Competition Section
Added EIA to Energy Datasources.

The EIA 923 details monthly electricity generation for utility scale
generation units within North America, including information on fuel
consumption and cost, generation energy usage, and environmental data.
Adding Weather Datasources to Climate Section

Cleaning up capitalization in the climate section, and adding:

1) NOAA Real-time Models: These are the models that power forecast
   systems all over the world. The models consist of both North America
   specific simulations (NAM, RUC) as well as global models (GFS).
2) Canadian Meteorological Centre: These models offer a nice compliment
   to the NOAA real-time models, both in North America and throughout the
   world.
Merge pull request #24 from sAlexander/master

Add Additional Energy Source and Weather Sources
Add algricultural db and CERN open data portal.
Add DBpedia and Wikidata
Merge pull request #26 from westurner/patch-1

Add DBpedia and Wikidata
Move Wikidata and DBpedia to NLP category.
Update README.rst

Added the Localytics Data Visualization Challenge under the Data Challenges header
Merge pull request #28 from aqsmith08/master

Update README.rst
Adding Discogs data and new Music section

This data is free and updated every month.
Merge pull request #30 from rodneykeeling/master

Adding Discogs data and new Music section
Added South African statistics to Government list

http://beta2.statssa.gov.za/ contains statistics relating to census data and a number of other publications updated either monthly or yearly.
Merge pull request #31 from Ianvdl/master

Added South African statistics to Government list
Update README.rst
Update README.rst