Source files from Istio repos

• protobuf
  • gogoproto: from the gogo/protobuf repo
  • google
    • protobuf: from the google protobuf repo. Ideally we wouldn't need these and could use the protobuf-java library directly. The java packages have been changed to com.google.local to avoid protobuf-java conflicts.
    • rpc: from the googleapis repo
  • mixer/v1: from a sha of the istio mixer api repo, specified by a mixer 0.1.6 release dependency
  • proxy/v1/config: from a sha of the istio proxy api repo, specified by a pilot 0.1.6 release dependency
• resources/mixer/v1/global_dictionary.yaml: from the istio mixer api repo, for use with future versions of Mixer

Istio installation

Follow instructions at https://istio.io/docs/tasks/installing-istio.html to install Istio 0.1.6.