Replace fomantic popup module with tippy.js (#20428)

- replace fomantic popup module with tippy.js
- fix chaining and add comment
- add 100ms delay to tooltips
- stopwatch improvments, raise default maxWidth
- update web_src/js/features/common-global.js
- use type=submit instead of js

templates/repo/settings/deploy_keys.tmpl

@@ -56,7 +56,7 @@
 								</button>
 							</div>
 							<div class="left floated content">
-								<i class="{{if .HasRecentActivity}}green{{end}}" {{if .HasRecentActivity}}data-content="{{$.locale.Tr "settings.key_state_desc"}}" data-variation="inverted"{{end}}>{{svg "octicon-key" 32}}</i>
+								<i class="tooltip{{if .HasRecentActivity}} green{{end}}" {{if .HasRecentActivity}}data-content="{{$.locale.Tr "settings.key_state_desc"}}"{{end}}>{{svg "octicon-key" 32}}</i>
 							</div>
 							<div class="content">
 								<strong>{{.Name}}</strong>