Link 3rd party rule yeoman generator

[blamattina]

Changes

• Links a yeoman generator to scaffold out coffeelint rules.

This generator provides the following:

• a generated rule
• linting
• jasmine smoke test

[UziTech]

Further development on coffeelint will be on coffeelint/coffeelint and will be released as @coffeelint/cli.

This PR will be tracked at https://github.com/coffeelint/coffeelint/pull/21