Make "You're on your own" message better in prepare_dependencies.
Make "You're on your own" message better in prepare_dependencies.

abpoms/google-api-cpp-client,google/google-api-cpp-client,rcari/google-api-cpp-client,google/google-api-cpp-client,google/google-api-cpp-client,rcari/google-api-cpp-client,abpoms/google-api-cpp-client,rcari/google-api-cpp-client,abpoms/google-api-cpp-client