Fix typos reported by Krazy

SVN_SILENT

svn path=/trunk/KDE/kdebase/workspace/; revision=1210596

client.h

@@ -462,7 +462,7 @@ class Client
         void repaintDecorationPending();
     
     //Signals for the scripting interface
-    //Signals make an excellent way for communcation
+    //Signals make an excellent way for communication
     //in between objects as compared to simple function
     //calls
     signals:

effects/windowgeometry/windowgeometry.cpp

@@ -157,7 +157,7 @@ void WindowGeometry::windowMoveResizeGeometryUpdate( EffectWindow* w, const QRec
             // dogslow QString::arg() system here?
             myMeasure[1]->setText( myResizeString.arg( r.width() ).arg( r.height() ).arg( number(dx) ).arg( number(dy) ) );
             
-            // calc width for bottomright element, superflous otherwise
+            // calc width for bottomright element, superfluous otherwise
             dx = r.right() - r2.right();
             dy = r.bottom() - r2.bottom();
             }

effects/zoom/zoom.cpp

@@ -342,9 +342,9 @@ void ZoomEffect::paintScreen( int mask, QRegion region, ScreenPaintData& data )
 
     if( zoom != 1.0 && mousePointer != MousePointerHide )
         {
-        // Draw the mouse-texture at the position matching to zoomed-in image of the desktop. Hidding the
+        // Draw the mouse-texture at the position matching to zoomed-in image of the desktop. Hiding the
         // previous mouse-cursor and drawing our own fake mouse-cursor is needed to be able to scale the
-        // mouse-cursor up and to re-position those mouse-cursor to match to the choosen zoom-level.
+        // mouse-cursor up and to re-position those mouse-cursor to match to the chosen zoom-level.
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
         if( texture )
             {