0.5.40: [#29] For a better CLI (#37)

adds a sub-command based way of doing things (closes #29)

commit log:
* initial commit
* it works! (base/test/version/help) - left init
* migrated `viewFile` over to use the CLI
* added tests and refactored
* added tests and comments
* fixing code climate replication issue
* fixing code climate issues
* fixed remaining linting issues
* updated readme