added a sidebar element, an index to let ppl know how to get started, and some logic to get users to the tutorials and back into the app regardless of auth or not

app/controllers/tutorials_controller.rb

@@ -2,6 +2,13 @@ class TutorialsController < ApplicationController
   
   skip_before_filter :authenticated
   
+  def index
+  end
+  
+  def show
+    render "injection"
+  end
+  
   def injection
   end