Added classes to model step methods.
explicitly specifying scope of annotation's value
Added tests for step method models.
parseArguments method was moved into StepMethod class (from PepperRunner).
Most of the logic in PepperRunner's runStepMethod and checkArguments was replaced by StepMethod's matches(String line) method.
fixed bug where PepperRunner wasn't generating the step method stubs
Fixed bug where PepperRunner didn't have the necessary arguments to run the given step method.
fixed bug where didn't generate the proper output for Scenario Templates
Renamed model classes that represent a step method.
* fixed imports
* decided to stick with StepMethod for the name of the class