do not spam data system on file bulk deletion
add tooltip to tag button
do not display tag button for small screens
build
Merge branch 'master' of github.com:cozy/cozy-files

Conflicts:
	build/client/public/javascripts/app-9e590b4b.js
	build/client/public/javascripts/app-bf809c4d.js
	build/client/public/javascripts/app-ee3adfc6.js
	build/client/public/javascripts/app.js.map
	build/client/public/stylesheets/app.css.map
	build/server/views/index.jade
build