changed url to v1

proto/gosdn/core/v1alpha/core.proto

@@ -10,12 +10,12 @@ option go_package = "code.fbi.h-da.de/danet/api/go/gosdn/core";
 service CoreService {
   rpc GetPnd(GetPndRequest) returns (GetPndResponse) {
     option (google.api.http) = {
-      get: "/v1alpha/pnd/{pid}"
+      get: "/v1/pnd/{pid}"
     };
   }
   rpc GetPndList(GetPndListRequest) returns (GetPndListResponse) {
     option (google.api.http) = {
-      get: "/v1alpha/pnds"
+      get: "/v1/pnds"
     };
   }
   rpc CreatePnd(CreatePndRequest) returns (CreatePndResponse) {
@@ -32,7 +32,7 @@ message GetPndListRequest {
 
 message GetPndRequest {
   int64 timestamp = 1;          // Timestamp in nanoseconds since Epoch.
-  repeated string pid = 3;
+  string pid = 3;
 }
 
 message GetPndListResponse {