fixed malformed XML

Author: Bob Igo

data/lbpcascades/lbpcascade_profileface.xml

@@ -1,11 +1,11 @@
+<?xml version="1.0"?>
 <!--
     This is 20x34 detector of profile faces using LBP features.
     It was created by Attila Novak during GSoC 2012.
     Note that the detector only detects faces rotated to the right,
     so you may want to run it on the original and on
     the flipped image to detect different profile faces.
 -->
-<?xml version="1.0"?>
 <opencv_storage>
 <cascade>
   <stageType>BOOST</stageType>

data/lbpcascades/lbpcascade_silverware.xml

@@ -1,3 +1,4 @@
+<?xml version="1.0"?>
 <!--
     This is 12x80 detector of the silverware (forks, spoons, knives) using LBP features.
     It was created by Attila Novak during GSoC 2012.
@@ -6,7 +7,6 @@
     (probably should run detector several times).
     It also assumes the "top view" when the camera optical axis is orthogonal to the table plane.
 -->
-<?xml version="1.0"?>
 <opencv_storage>
 <cascade>
   <stageType>BOOST</stageType>