Added details about Ataru in general 

and some requirements
wrap classes in Ataru Module, update tests

in order to update tests, icluded Ataru Module in test classes
extend LOADPATH with lib folder
added thor
removed comment out code
Merge pull request #42 from CodePadawans/readme

Added details about Ataru in general
Merge branch 'master' into 18-module-ataru
ataru usage
Merge pull request #40 from CodePadawans/18-module-ataru

18 module ataru
Merge branch 'master' into 34-linebreak

Conflicts:
	lib/ataru/markdown_loader.rb
	lib/ataru/traverser.rb
	test/traverser_test.rb
added input type, gfm, to all test cases