Refactoring Gruntfile to use load-grunt-tasks and support options.
Adding support accumulation boolean options. #71
Adding VerboseCmd to support verbose mensagens. #71
Adding support pass function in verbose_msg. #71
Refactoring run to support verbose provision. #71
Improving cli help for boolean acc options. #71
Adding verbose provision in scale, reload and start commands. #71
Fixing compile taks in gruntfile.
Refactoring start, stop, scale and reload messages. close #74
Upgrade changelog to new version: v0.4.2
Resolving the conflict of wait messages between docker run and up system port.