only_integer check needs to match rails's only_integer check as shown here:
  def parse_raw_value_as_an_integer(raw_value)
    raw_value.to_i if raw_value.to_s =~ /\A[+-]?\d+\Z/
  end
added test for numericality regex fix
Merge pull request #209 from jwkpiano1/patch-1

only_integer check needs to match rails's only_integer check as shown here
fields_for incorrectly assumed that *args would not be nil
I prefer single quotes unless interpolating
Refactored content_for script setting
Better naming convention for the test conditions
Copy files in Rails 3.1 if asset pipeline disabled

Hopefully closes out #199
Updated HISTORY
Asset pipeline detection fix for Rails 3.0
Stub fix for assets in Rails 3.0
Correct tests
Update ROADMAP.markdown
Removed Gemfile for Rails 3.0
Added Gemfile for Rails 3.2
Fix test suite for Rails 3.2, support Rails 3.1 as well
Bump to 3.2.0.beta.1
Updated TravisCI config
Removed Rails 3.0 installation Readme
Update Roadmap