code: function registerCommandsHook(icli) {
        return Promise.all([
          require('./cli/create-lambda')(icli),
          require('./cli/create-node-module')(icli),
          require('./cli/deploy-lambdas')(icli),
          require('./cli/install-lambdas-locally')(icli),
          require('./cli/test-lambda-locally')(icli),
          require('./cli/test-lambda')(icli)
        ]);
      }
docs: Register plugin commands
  @returns {Promise} - a promise that resolves when all commands are registered