Small fixes in comments.

Author: wcmatthysen

src/gov/nasa/worldwind/render/SurfaceText.java

@@ -493,10 +493,10 @@ protected void applyDrawTransform(DrawContext dc, SurfaceTileDrawContext sdc)
         // Move to offset position.
         gl.glTranslated(rotatedPixelWidth / 2.0 + textOffset.getX(), rotatedPixelHeight / 2.0 + textOffset.getY(), 0);
 
-        // Apply rotation angle on from center.
+        // Apply rotation angle from text center.
         gl.glRotated(-this.heading.degrees, 0, 0, 1);
 
-        // Move to center.
+        // Move to text center.
         gl.glTranslated(-widthInPixels / 2.0, -heightInPixels / 2.0, 0);
     }