Fix "copy link" button not focusable

The "copy link" button was not an actual button but a span, so it was
ignored in keyboard navigation.

Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>

js/views/templates.js

@@ -67,7 +67,7 @@ templates['callinfoview'] = template({"1":function(container,depth0,helpers,part
 },"7":function(container,depth0,helpers,partials,data) {
     var stack1, helper, alias1=depth0 != null ? depth0 : (container.nullContext || {});
 
-  return "		<div class=\"clipboard-button\"><span class=\"button icon-clippy\"></span></div>\n		<div class=\"password-button\">\n			<span class=\"button "
+  return "		<div class=\"clipboard-button\"><button class=\"button icon-clippy\"></button></div>\n		<div class=\"password-button\">\n			<span class=\"button "
     + ((stack1 = helpers["if"].call(alias1,(depth0 != null ? depth0.hasPassword : depth0),{"name":"if","hash":{},"fn":container.program(8, data, 0),"inverse":container.program(10, data, 0),"data":data})) != null ? stack1 : "")
     + "\"></span>\n			<div class=\"popovermenu password-menu menu-right\">\n				<ul>\n					<li>\n						<span class=\"menuitem "
     + ((stack1 = helpers["if"].call(alias1,(depth0 != null ? depth0.hasPassword : depth0),{"name":"if","hash":{},"fn":container.program(8, data, 0),"inverse":container.program(10, data, 0),"data":data})) != null ? stack1 : "")
@@ -79,7 +79,7 @@ templates['callinfoview'] = template({"1":function(container,depth0,helpers,part
 },"10":function(container,depth0,helpers,partials,data) {
     return "icon-no-password";
 },"12":function(container,depth0,helpers,partials,data) {
-    return "	<div class=\"share-link-options\">\n		<div class=\"clipboard-button\"><span class=\"button icon-clippy\"></span></div>\n	</div>\n";
+    return "	<div class=\"share-link-options\">\n		<div class=\"clipboard-button\"><button class=\"button icon-clippy\"></button></div>\n	</div>\n";
 },"compiler":[7,">= 4.0.0"],"main":function(container,depth0,helpers,partials,data) {
     var stack1, alias1=depth0 != null ? depth0 : (container.nullContext || {});
 

js/views/templates/callinfoview.handlebars

@@ -15,7 +15,7 @@
 		<label for="link-checkbox" class="link-checkbox-label">{{linkCheckboxLabel}}</label>
 		{{/if}}
 		{{#if isPublic}}
-		<div class="clipboard-button"><span class="button icon-clippy"></span></div>
+		<div class="clipboard-button"><button class="button icon-clippy"></button></div>
 		<div class="password-button">
 			<span class="button {{#if hasPassword}}icon-password{{else}}icon-no-password{{/if}}"></span>
 			<div class="popovermenu password-menu menu-right">
@@ -38,7 +38,7 @@
 	{{/if}}
 	{{#if showShareLink}}
 	<div class="share-link-options">
-		<div class="clipboard-button"><span class="button icon-clippy"></span></div>
+		<div class="clipboard-button"><button class="button icon-clippy"></button></div>
 	</div>
 	{{/if}}
 </div>