message: Add feature_util build target so the library can be included in a lightweight way
diff: @@ -701,6 +701,21 @@ cc_library(
  ],
  )
  +cc_library(
  + name = "feature_util",
  + srcs = ["example/feature_util.cc"],
  + hdrs = [
  + "example/feature_util.h",
  + "platform/types.h",
  + ],
  + visibility = ["//visibility:public"],
  + deps = [
  + ":core_stringpiece",
  + ":platform_protobuf",
  + ":protos_all_cc",
  + ],
  +)
  +
  cc_library(
  name = "abi",
  srcs = ["platform/abi.cc"],
  