New artcle on number of partitions
Fixing image spacing
Fixing explanation of storage
Updated number of partitions doc to move UI sections to the top, and include python method
Removed confusing text
New article on Data Locality
Reworded intro for locality article
Created a new section and included both the locality article as well as the partitions article
Merge pull request #5 from patmcdonough/locality

New section on performance & optimization with articles on Data Locality and Partitions