STYLE: QT -> Qt in the docs

Alex

Source/cmQTWrapCPPCommand.h

@@ -56,7 +56,7 @@ public:
    */
   virtual const char* GetTerseDocumentation() 
     {
-    return "Create QT Wrappers.";
+    return "Create Qt Wrappers.";
     }
   
   /**

Source/cmQTWrapUICommand.h

@@ -54,7 +54,7 @@ public:
    */
   virtual const char* GetTerseDocumentation() 
     {
-    return "Create QT user interfaces Wrappers.";
+    return "Create Qt user interfaces Wrappers.";
     }
   
   /**