Update README.rdoc

A more specific/detailled example for nested parameters showcasing the extra edge-case of allowing for deep nesting of an array of permitted scalar values.
fix build for 1.8.7 and 1.9.2
Merge pull request #96 from frodsan/fix_build

fix build for 1.8.7 and 1.9.2
Update README.rdoc
Merge pull request #91 from chikamichi/patch-1

Update README.rdoc
Add doc section about use outside of controllers.

See gh-98 for a discussion on this.
Update README.rdoc

Add a note about securing ActiveRecord resources by default, as an alternative to having to make sure each model is protected.
Update README.rdoc

As requested, spelling Active Record as a word, not the model.
Merge pull request #100 from bryanrite/patch-1

Update README.rdoc
Add usage example for use outside controllers
Merge pull request #99 from bemurphy/outside_controller_doc

Add doc section about use outside of controllers.
Latest release
Rack::Test::UploadedFile is a permitted scalar
Merge pull request #106 from fabiokr/rack_test_uploaded_file

Rack::Test::UploadedFile is a permitted scalar
Use info debugging level when logging
Merge pull request #104 from 3dna/info-log-level

Use info debugging level when logging
Add README section about using #permit!

Readme possibility for bullet point 2 on gh-107
Merge pull request #108 from bemurphy/permit_bang_readme

Add README section about using #permit!
Add code coloring to readme
Merge pull request #109 from soffes/master

Add code coloring to readme