Remove trailing white spaces.

       * src/dynamic_graph/entity.py
       * src/entity-py.cc.

src/dynamic_graph/entity.py

@@ -53,7 +53,7 @@ class Entity (object) :
     """
     This class binds dynamicgraph::Entity C++ class
     """
-    
+
     object = None
 
     def __init__(self, className, instanceName):
@@ -73,7 +73,7 @@ class Entity (object) :
         """
         signalPt = wrap.entity_get_signal(self.object, name)
         return signal_base.SignalBase("", signalPt)
-        
+
     def display_signals(self) :
         """
         Write the list of signals into standard output: temporary.

src/entity-py.cc

@@ -264,7 +264,7 @@ namespace dynamicgraph {
 	}
 	std::cout << "executeCommand:"<< std::endl;
 	for (unsigned int i=0; i<valueVector.size(); i++) {
-	  std::cout << "  value[" << i << "]=(" 
+	  std::cout << "  value[" << i << "]=("
 		    << valueVector[i] << ")" << std::endl;
 	}
 	command->setParameterValues(valueVector);
@@ -277,7 +277,7 @@ namespace dynamicgraph {
 	}
 	return NULL;
       }
-      
+
       PyObject* listCommands(PyObject* self, PyObject* args)
       {
 	PyObject* object = NULL;