Update README for Nitrous installs
Merge pull request #3 from afshinator/master

Update README for Nitrous installs
Add RVM instructions / link out
Update roadmap to point to Pivotal Tracker
I can't spell.
write down the information needed to get involved with the project
update version number
put obsolete flag on dev roadmap file
add link to add self to project
add comment for the #catch_referral_codes method
secret token setup change
flesh out git workflow and link README and getting_involved more closely
quick comment about videos
change database config for test to be more specific so it works on nitrous.io
add host:localhost under test
move rspec to test group
create admin_flash model and basic test
flesh out admin flash tests; incomplete tests
Merge branch 'master' of https://github.com/TheOdinProject/theodinproject
nitrous notes on populating the test db