message: more tolerant host specification.
diff: @@ -9,7 +9,7 @@ message NewProfileSessionRequest {
  // The place where we will dump profile data. We will normally use
  // MODEL_DIR/plugins/profile as the repository root.
  string repository_root = 2;
  - repeated string hosts = 3;
  + repeated string hosts = 3; // host or host:port, port will be ignored.
  string session_id = 4;
  }
  