Fix style issues

common/models/role-mapping.js

@@ -12,7 +12,7 @@ var loopback = require('../../lib/loopback');
  */
 
 module.exports = function(RoleMapping) {
-// Principal types
+  // Principal types
   RoleMapping.USER = 'USER';
   RoleMapping.APP = RoleMapping.APPLICATION = 'APP';
   RoleMapping.ROLE = 'ROLE';

common/models/role.js

@@ -71,7 +71,7 @@ module.exports = function(Role) {
 
   });
 
-// Special roles
+  // Special roles
   Role.OWNER = '$owner'; // owner of the object
   Role.RELATED = '$related'; // any User with a relationship to the object
   Role.AUTHENTICATED = '$authenticated'; // authenticated user

test/app.test.js

@@ -838,7 +838,7 @@ describe('app', function() {
   });
 
   describe('app.connector', function() {
-     // any connector will do
+    // any connector will do
     it('adds the connector to the registry', function() {
       app.connector('foo-bar', loopback.Memory);
       expect(app.connectors['foo-bar']).to.equal(loopback.Memory);