Dialogs using easyModal (better resizing and positioning)
Forgot flexible criteria dialogs
About dialog
Fixer-uppers.
Fix for annotation and notes dialog.
Merge branch 's3-dialogs' of https://github.com/arkon94/Markus into arkon-s3-dialogs

Conflicts:
	app/assets/stylesheets/main.scss
	app/views/graders/index.html.erb
	app/views/groups/index.html.erb
	app/views/results/marker/_marker_panes.html.erb
Enable help system in graders view