New: Check if there is external models to do asked by plugins

dev/skeletons/modMyModule.class.php

@@ -78,6 +78,7 @@ class modMyModule extends DolibarrModules
 		//							'substitutions' => 0,                            // Set this to 1 if module has its own substitution function file
 		//							'menus' => 0,                                    // Set this to 1 if module has its own menus handler directory
 		//							'barcode' => 0,                                  // Set this to 1 if module has its own barcode directory
+		//							'models' => 0,                                   // Set this to 1 if module has its own models directory
 		//							'css' => '/mymodule/css/mymodule.css.php',       // Set this to relative path of css if module has its own css file
 		//							'hooks' => array('hookcontext1','hookcontext2')  // Set here all hooks context managed by module
 		//                        );