Added comments views. Annotations view has also been edited to allow edition through the list.
Fix comments validation bug.
Close # 177, close #178, close #180. All about annotations highlighting. close #179 about duplicated tabs.
Close #170 and close #176.
Close #182: Comment insertion works now also well with localStorage.
Close #181: Add layout configuration.
Close #174: Add buttons to set annotations end/start point.
Close #180: A selected annotation will not be unselected on time update. To unselect only re-click on it.
Update Layout configuration.
Merge branch 'refs/heads/entwine_develop' into feature/new_design_temp

Conflicts:
	index.html
	style/annotations/list.less
	style/style.css
	templates/list-annotation.tmpl