- Added more space in icons image (blenderbuttons.png)

It now only uses 1 extra row of 21 buttons. More can simply be added
- Added new icons for the new proportional edit options Root, Linear and
  Constant
- Made sure pulldown and pop-up menu work for new prop options

- Transform fix; proportional edit circle was drawing in Object mode

source/blender/src/drawview.c

@@ -1917,7 +1917,7 @@ void drawview3dspace(ScrArea *sa, void *spacedata)
 		constline_callback();
 #ifdef NEWTRANSFORM
 		BIF_drawConstraint();
-		BIF_drawPropCircle();
+		if(G.obedit) BIF_drawPropCircle();	// only editmode has proportional edit
 #endif
 	}