Several fixes for lintian varnings

cmake/OpenCVPackaging.cmake

+# Use patched version of CPACK to build accurate set of Debian packages
+# https://github.com/asmorkalov/CMake/tree/deb_generator_improvement
+
 if(EXISTS "${CMAKE_ROOT}/Modules/CPack.cmake")
 set(CPACK_set_DESTDIR "on")
 
@@ -18,6 +21,8 @@ OpenCV makes it easy for businesses to utilize and modify the code.")
   set(CPACK_PACKAGE_VERSION "${OPENCV_VCSVERSION}")
 endif(NOT OPENCV_CUSTOM_PACKAGE_INFO)
 
+set(CPACK_STRIP_FILES 1)
+
 #arch
 if(X86)
   set(CPACK_DEBIAN_ARCHITECTURE "i386")
@@ -90,24 +95,31 @@ endif()
 if(NOT OPENCV_CUSTOM_PACKAGE_INFO)
   set(CPACK_COMPONENT_libs_DISPLAY_NAME "lib${CMAKE_PROJECT_NAME}")
   set(CPACK_COMPONENT_libs_DESCRIPTION "Open Computer Vision Library")
+  set(CPACK_COMPONENT_libs_SECTION "libs")
 
   set(CPACK_COMPONENT_python_DISPLAY_NAME "lib${CMAKE_PROJECT_NAME}-python")
   set(CPACK_COMPONENT_python_DESCRIPTION "Python bindings for Open Source Computer Vision Library")
+  set(CPACK_COMPONENT_python_SECTION "python")
 
   set(CPACK_COMPONENT_java_DISPLAY_NAME "lib${CMAKE_PROJECT_NAME}-java")
   set(CPACK_COMPONENT_java_DESCRIPTION "Java bindings for Open Source Computer Vision Library")
+  set(CPACK_COMPONENT_java_SECTION "java")
 
   set(CPACK_COMPONENT_dev_DISPLAY_NAME "lib${CMAKE_PROJECT_NAME}-dev")
   set(CPACK_COMPONENT_dev_DESCRIPTION "Development files for Open Source Computer Vision Library")
+  set(CPACK_COMPONENT_dev_SECTION "libdevel")
 
   set(CPACK_COMPONENT_docs_DISPLAY_NAME "lib${CMAKE_PROJECT_NAME}-docs")
   set(CPACK_COMPONENT_docs_DESCRIPTION "Documentation for Open Source Computer Vision Library")
+  set(CPACK_COMPONENT_docs_SECTION "doc")
 
   set(CPACK_COMPONENT_samples_DISPLAY_NAME "lib${CMAKE_PROJECT_NAME}-samples")
   set(CPACK_COMPONENT_samples_DESCRIPTION "Samples for Open Source Computer Vision Library")
+  set(CPACK_COMPONENT_samples_SECTION "devel")
 
   set(CPACK_COMPONENT_tests_DISPLAY_NAME "lib${CMAKE_PROJECT_NAME}-tests")
   set(CPACK_COMPONENT_tests_DESCRIPTION "Accuracy and performance tests for Open Source Computer Vision Library")
+  set(CPACK_COMPONENT_tests_SECTION "misc")
 endif(NOT OPENCV_CUSTOM_PACKAGE_INFO)
 
 if(NOT OPENCV_CUSTOM_PACKAGE_LAYOUT)