TUN-528: Move cloudflared into a separate repo

vendor/github.com/grpc-ecosystem/grpc-opentracing/python/examples/protos/command_line.proto

@@ -0,0 +1,15 @@
+syntax = "proto3";
+
+package command_line;
+
+service CommandLine {
+  rpc Echo(CommandRequest) returns (CommandResponse) {}
+}
+
+message CommandRequest {
+  string text = 1;
+}
+
+message CommandResponse {
+  string text = 1;
+}

vendor/github.com/grpc-ecosystem/grpc-opentracing/python/examples/protos/store.proto

@@ -0,0 +1,37 @@
+syntax = "proto3";
+
+package store;
+
+service Store {
+  rpc AddItem(AddItemRequest) returns (Empty) {}
+  rpc AddItems(stream AddItemRequest) returns (Empty) {}
+  rpc RemoveItem(RemoveItemRequest) returns (RemoveItemResponse) {}
+  rpc RemoveItems(stream RemoveItemRequest) returns (RemoveItemResponse) {}
+  rpc ListInventory(Empty) returns (stream QuantityResponse) {}
+  rpc QueryQuantity(QueryItemRequest) returns (QuantityResponse) {}
+  rpc QueryQuantities(stream QueryItemRequest) 
+                          returns (stream QuantityResponse) {}
+}
+
+message Empty {}
+
+message AddItemRequest {
+  string name = 1;
+}
+
+message RemoveItemRequest {
+  string name = 1;
+}
+
+message RemoveItemResponse {
+  bool was_successful = 1;
+}
+
+message QueryItemRequest {
+  string name = 1;
+}
+
+message QuantityResponse {
+  string name = 1;
+  int32 count = 2;
+}