Fixes extend settings in some modules using old format

src/definitions/behaviors/colorize.js

@@ -15,7 +15,9 @@
 
   $.fn.colorize = function(parameters) {
     var
-      settings        = $.extend(true, {}, $.fn.colorize.settings, parameters),
+      settings          = ( $.isPlainObject(parameters) )
+        ? $.extend(true, {}, $.fn.colorize.settings, parameters)
+        : $.extend({}, $.fn.colorize.settings),
       // hoist arguments
       moduleArguments = arguments || false
     ;

src/definitions/behaviors/visit.js

@@ -31,7 +31,9 @@ $.visit = $.fn.visit = function(parameters) {
   $allModules
     .each(function() {
       var
-        settings        = $.extend(true, {}, $.fn.visit.settings, parameters),
+        settings          = ( $.isPlainObject(parameters) )
+          ? $.extend(true, {}, $.fn.visit.settings, parameters)
+          : $.extend({}, $.fn.visit.settings),
 
         error           = settings.error,
         namespace       = settings.namespace,

src/definitions/modules/shape.js

@@ -37,8 +37,10 @@ $.fn.shape = function(parameters) {
   $allModules
     .each(function() {
       var
-        moduleSelector  = $allModules.selector || '',
-        settings        = $.extend(true, {}, $.fn.shape.settings, parameters),
+        moduleSelector = $allModules.selector || '',
+        settings       = ( $.isPlainObject(parameters) )
+          ? $.extend(true, {}, $.fn.shape.settings, parameters)
+          : $.extend({}, $.fn.shape.settings),
 
         // internal aliases
         namespace     = settings.namespace,