Merge pull request #1 from rdsubhas/master

Added bundler, rake and rspec
Merge pull request #3 from rdsubhas/master

Multiple pages not getting resolved properly, race condition with global variable
Update README.md
Update README.md
Update pageify.gemspec
added rake task for spec
Update README.md
added support for capybara
Update README.md
fixed tests
adding sections feature
Update README.md
Merge pull request #4 from rdsubhas/patch-1

Update README.md
ignoring arguments if not provided
added parameter subsitution for root
Added Travis build configuration for multiple ruby versions