added notes

app/presenters/note_presenter.rb

@@ -0,0 +1,9 @@
+class NotePresenter
+  def initialize(note)
+    @note = note
+  end
+  
+  def formatted_body
+    note.body.gsub(/<tn>(.+?)<\/tn>/m, '<br><p class="tn">\1</p>').gsub(/\n/, '<br>')    
+  end
+end