Adding .ruby-version, .idea/ to gitignore, updating README
Merge pull request #5 from knowncitizen/repo-tweaks

Adding .ruby-version, .idea/ to gitignore, updating README
Rename from OFI to Staypuft
  - Doesn't include the rename stuff in the README.md as that is a separate change.
  - For some reason ofi.rb looks like a delete/new, but it was a `git mv`, so I don't know why.
Merge pull request #6 from sseago/staypuft-refactor

Staypuft refactor