[refactor] improve sorting controls

Author: zombieFox

src/css/link.css

@@ -562,7 +562,7 @@
 justify-content: center;
 }
 
-.is-sorting .link-empty{
+.is-sorting-link .link-empty{
 display: none;
 }
 

src/js/link.js

@@ -254,11 +254,11 @@ var link = (function(){
 helper.eA(".group-body").forEach(function(arrayItem,index){
 sortable(arrayItem)[0].addEventListener("sortstart",function(){
 varhtml=helper.e("html");
-helper.addClass(html,"is-sorting");
+helper.addClass(html,"is-sorting-link");
 },false);
 sortable(arrayItem)[0].addEventListener("sortstop",function(){
 varhtml=helper.e("html");
-helper.removeClass(html,"is-sorting");
+helper.removeClass(html,"is-sorting-link");
 },false);
 sortable(arrayItem)[0].addEventListener("sortupdate",bind.sort.update.func.item,false,event);
 });
@@ -361,27 +361,27 @@ var link = (function(){
 vargroupBody=helper.node("div|class:group-body");
 group.appendChild(groupBody);
 
-varitemGroupControlItemUp=helper.node("button|class:button button-small group-control-item group-control-item-up,tabindex:-1,title:Move this bookmark up");
+varitemGroupControlItemUp=helper.node("button|class:button button-small group-control-item group-control-item-up,tabindex:-1,title:Move this group up");
 varitemGroupControlItemUpIcon=helper.node("span|class:button-icon icon-arrow-up");
 itemGroupControlItemUp.appendChild(itemGroupControlItemUpIcon);
 groupControl.appendChild(itemGroupControlItemUp);
 
-varitemGroupControlItemHandle=helper.node("div|class:button button-small group-control-item group-control-item-handle,tabindex:-1,title:Drag and drop to reorder");
+varitemGroupControlItemHandle=helper.node("div|class:button button-small group-control-item group-control-item-handle,tabindex:-1,title:Drag group to reorder");
 varitemGroupControlItemHandleIcon=helper.node("span|class:button-icon icon-reorder");
 itemGroupControlItemHandle.appendChild(itemGroupControlItemHandleIcon);
 groupControl.appendChild(itemGroupControlItemHandle);
 
-varitemGroupControlItemDown=helper.node("button|class:button button-small group-control-item group-control-item-down,tabindex:-1,title:Move this bookmark down");
+varitemGroupControlItemDown=helper.node("button|class:button button-small group-control-item group-control-item-down,tabindex:-1,title:Move this group down");
 varitemGroupControlItemDownIcon=helper.node("span|class:button-icon icon-arrow-down");
 itemGroupControlItemDown.appendChild(itemGroupControlItemDownIcon);
 groupControl.appendChild(itemGroupControlItemDown);
 
-varitemGroupControlItemEdit=helper.node("button|class:button button-small group-control-item group-control-item-edit,tabindex:-1,title:Edit this bookmark");
+varitemGroupControlItemEdit=helper.node("button|class:button button-small group-control-item group-control-item-edit,tabindex:-1,title:Edit this group");
 varitemGroupControlItemEditIcon=helper.node("span|class:button-icon icon-edit");
 itemGroupControlItemEdit.appendChild(itemGroupControlItemEditIcon);
 groupControl.appendChild(itemGroupControlItemEdit);
 
-varitemGroupControlItemRemove=helper.node("button|class:button button-small group-control-item group-control-item-remove,tabindex:-1,title:Remove this bookmark");
+varitemGroupControlItemRemove=helper.node("button|class:button button-small group-control-item group-control-item-remove,tabindex:-1,title:Remove this group");
 varitemGroupControlItemRemoveIcon=helper.node("span|class:button-icon icon-close");
 itemGroupControlItemRemove.appendChild(itemGroupControlItemRemoveIcon);
 groupControl.appendChild(itemGroupControlItemRemove);
@@ -578,7 +578,7 @@ var link = (function(){
 }]
 });
 varlinkControl=helper.node("div|class:link-control");
-varlinkHandle=helper.node("div|class:button button-small link-control-item link-control-item-handle,tabindex:-1,title:Drag and drop to reorder");
+varlinkHandle=helper.node("div|class:button button-small link-control-item link-control-item-handle,tabindex:-1,title:Drag bookmark to reorder");
 varlinkHandleIcon=helper.node("span|class:button-icon icon-reorder");
 varlinkEdit=helper.node("button|class:button button-small link-control-item link-control-item-edit,tabindex:-1,title:Edit this bookmark");
 varlinkEditIcon=helper.node("span|class:button-icon icon-edit");