Release 3.27.0 rc2

### Fixed Bugs:

- pm2 installation documentation error
- Use absolute paths with __dirname when adding processes
  to the ProcessSet instance

### Added Features:

- HTTP REST CRUD routes for all database tables
- Use express.Router instead of custom ResourcesRouter
- Enable Cross Origin Resource Sharing by default
```javascript
function mapCRUD(router, prefix, controller) {
  router.get(prefix, controller.index);
  router.post(prefix, controller.create);
  router.put(prefix, controller.update);
  router.delete(prefix, controller.destroy);
  router.get(prefix+'/:id', controller.show);
}

mapCRUD(router, '/policies', policiesController);
mapCRUD(router, '/ripple_addresses', rippleAddressesController);
//etc
```