add login route & template and session controller which controls it
initial register template
comment out date to save vertical space (to be added back soon)
mark selected article as read in the ArticleController

+ also apply a delay before marking as read
decrease vertical space of an article
add styling for page forms
initial session service
initial app controller
initial ng-app on html element and app controller on body
change root path controller to app controller
tweak form styling some more
return user object for getting user information
use user object of SessionService
hide most of main-menu if the user is not authenticated
implement signIn function, set error message if login wasn't successful
sign in by username and add link for registering
unitial main menu controller
include main menu controller js file
style tweaks
apply styling to sections not just feed