style(scopeTree): fix deep indentation

panel/components/scope-tree/scope-tree.js

@@ -9,8 +9,10 @@ function batScopeTreeDirective($compile) {
     scope: {
       batModel: '='
     },
-    link: function (scope, element, attrs) {
+    link: batScopeTreeLink
+  };
 
+  function batScopeTreeLink(scope, element, attrs) {
     // scope.$id –> DOM node
     var map = {};
     var selectedElt = angular.element();
@@ -78,7 +80,6 @@ function batScopeTreeDirective($compile) {
     });
 
   }
-  };
 }
 
 
@@ -94,4 +95,3 @@ function newBranchElement(descriptor) {
       '</span>',
     '</ol>'].join(''));
 }
-