Re #214 #203 #165 Fix #197 Sidebar Avatar Grid styles

Simplification of Avatar Grid

Fix #197:  click on your picture

Notfixed:  click on others 'goes to them'
Merge branch 'b202-click-opens-photo'

Conflicts:
	data/sidebar/css/style.css
	data/sidebar/js/sidebar.js
	data/sidebar/jsx/components.js