Win32: add definitions to avoid too verbose warnings

CMakeLists.txt

@@ -173,6 +173,10 @@ INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.pc
   DESTINATION ${install_libdir_pkgconfig}	
   PERMISSIONS OWNER_READ GROUP_READ WORLD_READ OWNER_WRITE)
 
+IF(WIN32)
+  ADD_DEFINITIONS("-D_CRT_SECURE_NO_WARNINGS -D_SCL_SECURE_NO_WARNINGS /wd4251 /wd4275 /wd4101 /wd4355")
+ENDIF(WIN32)
+
 ADD_SUBDIRECTORY(src)
 ADD_SUBDIRECTORY(include)
 ADD_SUBDIRECTORY(unitTesting)