Splitting out files across routes/controllers folders

Routes now in 
/routes
/routes/loginRoute.js
/routes/photosRoute.js
/routes/authenticatedRoute.js
/routes/articlesRoute.js

Controllers now in
/controllers
/controllers/loginController.js

Router updates
/router.js

Above files now included in the index.html 
/index.html

messing with travisCI yml file
../.travis.yml


TODO: get grunt to do the file injection into the index.html but for now its fine to just include