workflow doc ok

docs/jflow-core-workflow.html

@@ -154,7 +154,7 @@ class MyWorkflow (Workflow):
 			<section id="define_parameters" class="group">
 		    	<h1 class="page-header">Define parameters</h1>
 				<p>
-					The <code>define_parameters()</code> method is used to add workflow parameters, inputs and outputs. To do so, several methods are available. 
+					The <code>define_parameters()</code> method is used to add workflow parameters and inputs. To do so, several methods are available. 
 					Once defined, the new parameters are available as object attibuts, thus they are accessible through <code>self.parameter_name</code>.
 				</p>
 				<p>