Re factored the WLDeploy task and implemented the wlDeploy, wlUndeploy and wlRedeploy implementations.
Merged the logging handler code
Added individual implementations of commands and arguments in each of the task types.
Updated instructions and cleaned a few files.
Merge branch 'design/wldeploy_task_inheritance'
Bumped version to 0.3 and removed user and password default values.