feat(handle): fixed handle cursor to be col/row resize

Author: widmoser

src/ui-layout.css

@@ -73,8 +73,8 @@
   overflow-x: hidden;
 }
 
-.ui-layout-column > .ui-splitbar > a,
-.ui-layout-row > .ui-splitbar > a {
+.ui-layout-column > .ui-splitbar > a:not(.ui-splitbar-handle-container),
+.ui-layout-row > .ui-splitbar > a:not(.ui-splitbar-handle-container) {
   cursor: pointer;
   text-align: center;
   font-size: 16px;

src/ui-layout.js

@@ -951,7 +951,7 @@ angular.module('ui.layout', [])
                 var index = ctrl.indexOfElement(element);
                 var splitbar = angular.element('<div ui-splitbar>' +
                   '<a><span class="ui-splitbar-icon ui-splitbar-toggle"></span></a>' +
-                  '<a><span class="ui-splitbar-icon ui-splitbar-handle"></span></a>' +
+                  '<a class="ui-splitbar-handle-container"><span class="ui-splitbar-icon ui-splitbar-handle"></span></a>' +
                   '<a><span class="ui-splitbar-icon ui-splitbar-toggle"></span></a>' +
                   '</div>');
                 if(0 < index && !ctrl.hasSplitbarBefore(scope.container)) {