Added: rspec coding style and best practices

http://betterspecs.org/ is an awesome site about how to write beautiful and understandable rspec code.
Added: referenc to pry-debugger.

pry-debugger gem makes debugging easier with the use of commands.
Added: reference to konacha gem.

https://github.com/jfirebaugh/konacha :: Konacha ([koh-NAH-cha], a type of green tea) is a Rails engine that allows you to test your JavaScript with the Mocha test framework and chai assertion library.
Merge pull request #59 from torokmark/master

Added: pry-debugger & betterspec