global npm packages
$ npm install -g sails-generate-backend-gulp
$ npm install -g sails-generate-gulpfile
$ npm install -g sails-generate-frontend-gulp
$ npm install -g sails-generate-new-gulp
$ npm install -g sails-generate-bower-gulp
$ npm install -g sails-generate-angular-gulp
sails new <project name here>
set in the file
.sailsrc
'sails-generator-angular-gulp'