removed extra dashes from XMLs to make them standard-compilant (ticket 375)

data/haarcascades/haarcascade_mcs_eyepair_big.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!----------------------------------------------------------------------------
+<!--
   45x11 Eye pair detector computed with 7000 positive samples
 
 //////////////////////////////////////////////////////////////////////////
@@ -81,7 +81,7 @@ More information can be found at http://mozart.dis.ulpgc.es/Gias/modesto_eng.htm
 COMMERCIAL USE:
 If you have any commercial interest in this work please contact 
 mcastrillon@iusiani.ulpgc.es
------------------------------------------------------------------------->
+-->
 <opencv_storage>
 <parojos_7000pos_15000neg_45x11 type_id="opencv-haar-classifier">
   <size>

data/haarcascades/haarcascade_mcs_eyepair_small.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!----------------------------------------------------------------------------
+<!--
   22x5 Eye pair detector computed with 7000 positive samples
 
 //////////////////////////////////////////////////////////////////////////
@@ -80,7 +80,7 @@ More information can be found at http://mozart.dis.ulpgc.es/Gias/modesto_eng.htm
 COMMERCIAL USE:
 If you have any commercial interest in this work please contact 
 mcastrillon@iusiani.ulpgc.es
------------------------------------------------------------------------->
+-->
 
 <opencv_storage>
 <parojos type_id="opencv-haar-classifier">

data/haarcascades/haarcascade_mcs_lefteye.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!----------------------------------------------------------------------------
+<!--
   18x12 Left eye (in the image) detector computed with 7000 positive samples
 
 //////////////////////////////////////////////////////////////////////////
@@ -80,7 +80,7 @@ More information can be found at http://mozart.dis.ulpgc.es/Gias/modesto_eng.htm
 COMMERCIAL USE:
 If you have any commercial interest in this work please contact 
 mcastrillon@iusiani.ulpgc.es
------------------------------------------------------------------------->
+-->
 <opencv_storage>
 <ojoI type_id="opencv-haar-classifier">
   <size>

data/haarcascades/haarcascade_mcs_mouth.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!----------------------------------------------------------------------------
+<!--
   25x15 Mouth detector computed with 7000 positive samples
 
 //////////////////////////////////////////////////////////////////////////
@@ -80,7 +80,7 @@ More information can be found at http://mozart.dis.ulpgc.es/Gias/modesto_eng.htm
 COMMERCIAL USE:
 If you have any commercial interest in this work please contact 
 mcastrillon@iusiani.ulpgc.es
------------------------------------------------------------------------->
+-->
 <opencv_storage>
 <Boca_17stages type_id="opencv-haar-classifier">
   <size>

data/haarcascades/haarcascade_mcs_nose.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!----------------------------------------------------------------------------
+<!--
   18x15 Nose detector computed with 7000 positive samples
 
 //////////////////////////////////////////////////////////////////////////
@@ -80,7 +80,7 @@ More information can be found at http://mozart.dis.ulpgc.es/Gias/modesto_eng.htm
 COMMERCIAL USE:
 If you have any commercial interest in this work please contact 
 mcastrillon@iusiani.ulpgc.es
------------------------------------------------------------------------->
+-->
 <opencv_storage>
 <classifier_Nariz_20stages type_id="opencv-haar-classifier">
   <size>

data/haarcascades/haarcascade_mcs_righteye.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!----------------------------------------------------------------------------
+<!--
   18x12 Right eye (in the image) detector computed with 7000 positive samples
 
 //////////////////////////////////////////////////////////////////////////
@@ -80,7 +80,7 @@ More information can be found at http://mozart.dis.ulpgc.es/Gias/modesto_eng.htm
 COMMERCIAL USE:
 If you have any commercial interest in this work please contact 
 mcastrillon@iusiani.ulpgc.es
------------------------------------------------------------------------->
+-->
 
 <opencv_storage>
 <ojoD type_id="opencv-haar-classifier">

data/haarcascades/haarcascade_mcs_upperbody.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!----------------------------------------------------------------------------
+<!--
   22x20 Head and shoulders detector 
 
 //////////////////////////////////////////////////////////////////////////
@@ -78,7 +78,7 @@ More information can be found at http://mozart.dis.ulpgc.es/Gias/modesto_eng.htm
 COMMERCIAL USE:
 If you have any commercial interest in this work please contact 
 mcastrillon@iusiani.ulpgc.es
------------------------------------------------------------------------->
+-->
 <opencv_storage>
 <HS type_id="opencv-haar-classifier">
   <size>