message: Simplify re-running configure via CMake target
diff: @@ -15,6 +15,9 @@ if(WIN32 AND NOT CAF_BUILD_STATIC_ONLY)
  set(CAF_BUILD_STATIC_ONLY yes)
  endif()
  +# add helper target that simplifies re-running configure
  +add_custom_target(configure COMMAND ${CMAKE_CURRENT_BINARY_DIR}/config.status)
  +
  ################################################################################
  # set included flags if needed #
  ################################################################################
  