Fix 'undefined' arg in JS execution tree

package.json

@@ -7,10 +7,10 @@
   },
   "dependencies": {
     "phantomas": "1.6.0",
-    "express": "~4.10.0",
+    "express": "~4.10.1",
     "async": "~0.9.0",
     "socket.io": "~1.2.0",
-    "body-parser": "~1.9.1",
+    "body-parser": "~1.9.2",
     "compression": "1.2.0"
   },
   "devDependencies": {

phantomas_custom/modules/jQYLT/jQYLT.js

@@ -228,6 +228,10 @@ exports.module = function(phantomas) {
                                         
                                         arg = phantomas.getDOMPath(arg) || 'unknown';
 
+                                    } else if (typeof arg === 'function') {
+
+                                        arg = '(function)';
+
                                     } else {
                                         
                                         try {
@@ -239,10 +243,14 @@ exports.module = function(phantomas) {
                                     }
                                 }
 
-                                if ((typeof arg == 'string' || arg instanceof String) && arg.length > 200) {
+                                if ((typeof arg === 'string' || arg instanceof String) && arg.length > 200) {
                                     arg = arg.substring(0, 200) + '...';
                                 }
 
+                                if (typeof arg === 'function') {
+                                    arg = '(function)';
+                                }
+
                                 if (arg === true) {
                                     arg = 'true';
                                 }