Merge pull request #11 from taniapinheiro/development

This has been reviewed. and its good to go.
Added License and fixed README.md please make sure information there is correct
Merge pull request #14 from taniapinheiro/development

Linking all the Engine classes
Added new coverall link to readme.md
Merge pull request #15 from balgan/master

Added new coverall link to readme.md
Fixed conflicts with Readme file, add License file