Added integration testing for robot and simulator for various commands
restructured code according to ruby standards. Moved all classes to lib folder. updated spec_helper with new path.
restructured folder structure as per standards. moved class to lib folder.
Added specifications doc and updated README with more instructions
Added lik to GIT download in README
Added generic comments for all classes.
changed from require to require_relative in spec files.
Updated README with instructions for executing with file as input.
Updated format of README and added HTML version.
Adding the example input and outputs given specifications to Spec test cases.
removed independent methods and added them to a commands class for ease maintenance.
Added all comman methods to a single class for code segregation
updated with new commands file and removed other dependencies