add: post on COINS
Merge pull request #18 from nicholsn/source

add: support for embedding videos by tag
Merge pull request #17 from nicholsn/post/ohbm-coins

Post on the COINS Database and Datasets
add: created post for nif
add: first shot at nif blog post text
Merge pull request #19 from nicholsn/post/ohbm-nif

Post for NIF
add: additional datasets to listing