diff --git a/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.4.js b/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.4.js
index 02d8938..15c6900 100644
--- a/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.4.js
+++ b/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.4.js
@@ -1114,7 +1114,7 @@
 	    return obj.parent;
 	},
 	/**
-	 * get a jQuery collection of all the children of a node (node must be rendered)
+	 * get a jQuery collection of all the children of a node (node must be rendered), returns false on error
 	 * @name get_children_dom(obj)
 	 * @param  {mixed} obj
 	 * @return {jQuery}
@@ -1394,6 +1394,9 @@
 			.done($.proxy(function (d,t,x) {
 				var type = x.getResponseHeader('Content-Type');
 				if((type && type.indexOf('json') !== -1) || typeof d === "object") {
+                    if($.isFunction(s.postprocessor)) {
+                        d = s.postprocessor.call(this, obj, d);
+                    }
 				    return this._append_json_data(obj, d, function (status) { callback.call(this, status); });
 				    //return callback.call(this, this._append_json_data(obj, d));
 				}
@@ -1748,7 +1751,7 @@
 			    return tmp.id;
 			};
 
-		    if(dat.length && dat[0].id !== undefined && dat[0].parent !== undefined) {
+		    if(dat.length && dat[0].id !== undefined && dat[0].parent !== undefined && dat[0].parent !== null) {
 			// Flat JSON support (for easy import from DB):
 			// 1) convert to object (foreach)
 			for(i = 0, j = dat.length; i < j; i++) {
@@ -2477,11 +2480,15 @@
 		}
 	    }
 
-	    if(this.settings.core.force_text) {
-		node.childNodes[1].appendChild(d.createTextNode(obj.text));
-	    }
-	    else {
-		node.childNodes[1].innerHTML += obj.text;
+        if (this.settings.core.data.renderer) {
+            this.settings.core.data.renderer(node, obj, this.settings, this, d);
+        } else {
+            if(this.settings.core.force_text) {
+            node.childNodes[1].appendChild(d.createTextNode(obj.text));
+            }
+            else {
+            node.childNodes[1].innerHTML += obj.text;
+            }
 	    }
 
 
diff --git a/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.5.js b/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.5.js
index c6a60b0..3c4ee93 100644
--- a/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.5.js
+++ b/ui/web/src/main/resources/static/lib/jstree-3.3.4-dist/jstree-3.3.5.js
@@ -1451,6 +1451,9 @@
 			.done($.proxy(function (d,t,x) {
 				var type = x.getResponseHeader('Content-Type');
 				if((type && type.indexOf('json') !== -1) || typeof d === "object") {
+                    if($.isFunction(s.postprocessor)) {
+                        d = s.postprocessor.call(this, obj, d);
+                    }
 				    return this._append_json_data(obj, d, function (status) { callback.call(this, status); });
 				    //return callback.call(this, this._append_json_data(obj, d));
 				}
@@ -1805,7 +1808,7 @@
 			    return tmp.id;
 			};
 
-		    if(dat.length && dat[0].id !== undefined && dat[0].parent !== undefined) {
+		    if(dat.length && dat[0].id !== undefined && dat[0].parent !== undefined && dat[0].parent !== null) {
 			// Flat JSON support (for easy import from DB):
 			// 1) convert to object (foreach)
 			for(i = 0, j = dat.length; i < j; i++) {
@@ -2546,12 +2549,16 @@
 		}
 	    }
 
-	    if(this.settings.core.force_text) {
-		node.childNodes[1].appendChild(d.createTextNode(obj.text));
-	    }
-	    else {
-		node.childNodes[1].innerHTML += obj.text;
-	    }
+        if (this.settings.core.data.renderer) {
+            this.settings.core.data.renderer(node, obj, this.settings, this, d);
+        } else {
+            if (this.settings.core.force_text) {
+                node.childNodes[1].appendChild(d.createTextNode(obj.text));
+            }
+            else {
+                node.childNodes[1].innerHTML += obj.text;
+            }
+        }
 
 
 	    if(deep && obj.children.length && (obj.state.opened || force_render) && obj.state.loaded) {