message: fix build of proxy contract
diff: @@ -2,7 +2,7 @@ file(GLOB ABI_FILES "*.abi")
  configure_file("${ABI_FILES}" "${CMAKE_CURRENT_BINARY_DIR}" COPYONLY)
  add_wast_executable(TARGET proxy
  - INCLUDE_FOLDERS "${STANDARD_INCLUDE_FOLDERS}"
  + INCLUDE_FOLDERS "${STANDARD_INCLUDE_FOLDERS}" /usr/local/include
  LIBRARIES libc++ libc eosiolib
  DESTINATION_FOLDER ${CMAKE_CURRENT_BINARY_DIR}
  )
  