fix links to gw.proto (#170)

Author: mjl-

README.md

@@ -3,7 +3,7 @@
 [![CircleCI](https://circleci.com/gh/brocaar/chirpstack-gateway-bridge.svg?style=svg)](https://circleci.com/gh/brocaar/chirpstack-gateway-bridge)
 
 ChirpStack Gateway Bridge is a service which converts LoRa<sup>&reg;</sup> Packet Forwarder protocols
-into a ChirpStack Network Server [common data-format](https://github.com/brocaar/chirpstack-network-server/blob/master/api/gw/gw.proto) (JSON and Protobuf).
+into a ChirpStack Network Server [common data-format](https://github.com/brocaar/chirpstack-api/blob/master/protobuf/gw/gw.proto) (JSON and Protobuf).
 This component is part of the ChirpStack open-source LoRaWAN<sup>&reg;</sup> Network Server stack.
 
 ## Backends

docs/content/overview/_index.md

@@ -10,7 +10,7 @@ listPages: false
 # ChirpStack Gateway Bridge
 
 ChirpStack Gateway Bridge is a service which converts LoRa<sup>&reg;</sup> Packet Forwarder protocols
-into a ChirpStack Network Server [common data-format](https://github.com/brocaar/chirpstack-network-server/blob/master/api/gw/gw.proto) (JSON and Protobuf).
+into a ChirpStack Network Server [common data-format](https://github.com/brocaar/chirpstack-api/blob/master/protobuf/gw/gw.proto) (JSON and Protobuf).
 This component is part of the ChirpStack open-source LoRaWAN<sup>&reg;</sup> Network Server stack.
 
 ## Backends

docs/content/payloads/commands.md

@@ -12,7 +12,7 @@ description: Commands are messages sent to the gateway.
 Commands are generated by [ChirpStack Network Server](/network-server/) or external applications
 integrating with the ChirpStack Gateway Bridge. Depending the `marshaler` configuration
 these must be sent as JSON or [Protobuf](https://developers.google.com/protocol-buffers/).
-For the Protobuf definitions, please refer to [gw.proto](https://github.com/brocaar/chirpstack-network-server/blob/master/api/gw/gw.proto).
+For the Protobuf definitions, please refer to [gw.proto](https://github.com/brocaar/chirpstack-api/blob/master/protobuf/gw/gw.proto).
 
 * The Protocol Buffers [JSON Mapping](https://developers.google.com/protocol-buffers/docs/proto3#json)
   defines that bytes must be encoded as base64 strings. This also affects the `gatewayID` field.