Added RubyMine and RVM to gitignore.
Complete re-write, using RSpec for tests, adding capability for Boolean and Date published columns, updating documentation, and adding bundler for gem management.
Updated gemspec
Added installation instructions to Readme
Miscellaneous code cleanup, bumping version to 1.0.0.beta.2
Merge pull request #1 from tinynumbers/multiple-column-types

Rewrite and addition of boolean and date 'publishable' columns.