A more performant approach to determine the selected view for a question notes. DMPRoadmap/roadmap#706

re-added listener for new_note submit. DMPRoadmap/roadmap#706

Fixed huge editor for notes when clicking on edit note. Improved performance since Tinymce editor is load on demand. DMPRoadmap/roadmap#706

new notes view according to bootstrap. Display logic for each view at JS. DMPRoadmap/roadmap#562

new notes working without js.erb templates. Fixed functional test broken. TODO update number of comments view. DMPRoadmap/roadmap#562

$.ajax attributes url and method extracted from closest form action and method attributes respectively. DMPRoadmap/roadmap#562

number of comments template and includes method at answer for abstracting logic. DMPRoadmap/roadmap#562