data demo links
Merge pull request #27 from eob/add-data-demo-links

data demo links
Start work on porting tsv/csv importer from e2
Added tsv/csv importer, and a demo of same (csv demo)
Added demo and documentation for csv/tsv importer
Merge pull request #28 from karger/2013-08-13_csv_importer

2013 08 13 csv importer
add csv link
Merge pull request #30 from eob/add-csv-link

add csv link