Adds liniting into the workflow (#3082)

* initial linting of src

* fix indent to 2 spaces

* Removes unnecessary rules

* ignore spec folder for now

* Spec linting

* Fix spec indent

* nits

* nits

* no no-empty rule

spec/TwitterAuth.spec.js

@@ -1,7 +1,7 @@
 let twitter = require('../src/authDataManager/twitter');
 
-describe('Twitter Auth', () => {
-  it('should use the proper configuration', () => {
+describe('Twitter Auth', () => {
+  it('should use the proper configuration', () => {
     // Multiple options, consumer_key found
     expect(twitter.handleMultipleConfigurations({
       consumer_key: 'hello',