Fix build errors

doc/user_guide/ug_intelperc.rst

@@ -5,7 +5,7 @@ HighGUI
 .. highlight:: cpp
 
 Using Creative Senz3D and other Intel Perceptual Computing SDK compatible depth sensors
-======================================================
+=======================================================================================
 
 Depth sensors compatible with Intel Perceptual Computing SDK are supported through ``VideoCapture`` class. Depth map, RGB image and some other formats of output can be retrieved by using familiar interface of ``VideoCapture``.
 

samples/cpp/intelperc_capture.cpp

 // testOpenCVCam.cpp : Defines the entry point for the console application.
 //
 
-#include <tchar.h>
 #include "opencv2/highgui/highgui.hpp"
 
 #include <iostream>