Add ember auth and dependencies as gem dependency
Create application adapter
Configure ember auth
Create user model
Fix engine routes to get any (at all) path
Add auth redirect module for ember auth
Create login layout
Move application template to layouts folder
Render layouts/application if user is logged in
Require user to be logged in on index
Add sessions routes
Change template green color to neighborly color
Add styles to login page
Add black background to login page
Add tokenIdKey to auth config
Move JS sidebar-tree file
Add action redirectable to ember auth
Use only one application template
Move store folder content to a single store file
Create a initializer to restore the user session