message: Set additional definition WIN32_LEAN_AND_MEAN for Windows build
diff: @@ -47,6 +47,7 @@ elseif (CMAKE_SYSTEM_NAME STREQUAL "Windows")
  add_definitions(-DBOOST_ALL_DYN_LINK)
  add_definitions("/wd4244")
  add_definitions("/wd4267")
  + add_definitions(-DWIN32_LEAN_AND_MEAN)
  elseif (CMAKE_SYSTEM_NAME STREQUAL "AIX")
  message(STATUS "Configuring on/for IBM AIX")
  else ()
  