Wrote intial contribution guide
Update .rvmrc .ruby-version to 2.0.0-p247
Fixed typos
Added .ruby-version and unicorn binstub docs
Merge pull request #35 from intercity/add-cap-deploy-docs

Added .ruby-version and unicorn binstub docs
Merge pull request #32 from intercity/better-contribution-docs

Added contribution guide
Merge pull request #33 from intercity/update-to-ruby-p247

Update .rvmrc .ruby-version to 2.0.0-p247
Merged from master