Updates rake task to update positions to GRCh38, and updates news with link to newest blog post
Merge pull request #115 from tsujigiri/single_datadump

Single datadump
Unentered phenotypes are shuffled instead of ordered. Adds link to general phenotypes page.
Merge branch 'master' of github.com:gedankenstuecke/snpr
Update RSpec
Run all the tests with rake test