Fix "still touched after recompute" and display

src/Mod/TechDraw/App/DrawHatch.cpp

@@ -109,8 +109,7 @@ App::DocumentObjectExecReturn *DrawHatch::execute(void)
 {
     DrawViewPart* parent = getSourceView();
     if (parent) {
-        parent->touch();
-        parent->recomputeFeature();
+        parent->requestPaint();
     }
     return App::DocumentObject::StdReturn;
 }

src/Mod/TechDraw/Gui/QGIFace.cpp

@@ -76,7 +76,7 @@ QGIFace::QGIFace(int index) :
     m_segCount = 0;
     setFillMode(NoFill);
     isHatched(false);
-    setFlag(QGraphicsItem::ItemClipsChildrenToShape,false);
+    setFlag(QGraphicsItem::ItemClipsChildrenToShape,true);
 
     //setStyle(Qt::NoPen);    //don't draw face lines, just fill for debugging
     setStyle(Qt::DashLine);