Merge pull request #28 from bsiddiqui/master

added simplecov and updated readme
Merge pull request #29 from bsiddiqui/master

use simplecov formatter for coveralls
Merge pull request #30 from bsiddiqui/master

start coveralls
coveralls wear not start
Merge pull request #31 from bsiddiqui/coverals-wear

coveralls wear not start
use simplecov formatter for coveralls