Allow dot in function name

This patch enables the use-case for multiple namepsaces by
allowing a dot to be used in the function name.

dep has been run to update OpenFaaS projects and also to
prune unused files.

Tested by doing a build.

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

gateway/vendor/github.com/nats-io/go-nats/encoders/protobuf/protobuf_enc.go

@@ -1,73 +0,0 @@
-// Copyright 2015-2018 The NATS Authors
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package protobuf
-
-import (
-	"errors"
-
-	"github.com/golang/protobuf/proto"
-	"github.com/nats-io/go-nats"
-)
-
-// Additional index for registered Encoders.
-const (
-	PROTOBUF_ENCODER = "protobuf"
-)
-
-func init() {
-	// Register protobuf encoder
-	nats.RegisterEncoder(PROTOBUF_ENCODER, &ProtobufEncoder{})
-}
-
-// ProtobufEncoder is a protobuf implementation for EncodedConn
-// This encoder will use the builtin protobuf lib to Marshal
-// and Unmarshal structs.
-type ProtobufEncoder struct {
-	// Empty
-}
-
-var (
-	ErrInvalidProtoMsgEncode = errors.New("nats: Invalid protobuf proto.Message object passed to encode")
-	ErrInvalidProtoMsgDecode = errors.New("nats: Invalid protobuf proto.Message object passed to decode")
-)
-
-// Encode
-func (pb *ProtobufEncoder) Encode(subject string, v interface{}) ([]byte, error) {
-	if v == nil {
-		return nil, nil
-	}
-	i, found := v.(proto.Message)
-	if !found {
-		return nil, ErrInvalidProtoMsgEncode
-	}
-
-	b, err := proto.Marshal(i)
-	if err != nil {
-		return nil, err
-	}
-	return b, nil
-}
-
-// Decode
-func (pb *ProtobufEncoder) Decode(subject string, data []byte, vPtr interface{}) error {
-	if _, ok := vPtr.(*interface{}); ok {
-		return nil
-	}
-	i, found := vPtr.(proto.Message)
-	if !found {
-		return ErrInvalidProtoMsgDecode
-	}
-
-	return proto.Unmarshal(data, i)
-}

gateway/vendor/github.com/nats-io/go-nats/encoders/protobuf/testdata/pbtest.pb.go

@@ -1,40 +0,0 @@
-// Code generated by protoc-gen-go.
-// source: pbtest.proto
-// DO NOT EDIT!
-
-/*
-Package testdata is a generated protocol buffer package.
-
-It is generated from these files:
-	pbtest.proto
-
-It has these top-level messages:
-	Person
-*/
-package testdata
-
-import proto "github.com/golang/protobuf/proto"
-
-// Reference imports to suppress errors if they are not otherwise used.
-var _ = proto.Marshal
-
-type Person struct {
-	Name     string             `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
-	Age      int32              `protobuf:"varint,2,opt,name=age" json:"age,omitempty"`
-	Address  string             `protobuf:"bytes,3,opt,name=address" json:"address,omitempty"`
-	Children map[string]*Person `protobuf:"bytes,10,rep,name=children" json:"children,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"bytes,2,opt,name=value"`
-}
-
-func (m *Person) Reset()         { *m = Person{} }
-func (m *Person) String() string { return proto.CompactTextString(m) }
-func (*Person) ProtoMessage()    {}
-
-func (m *Person) GetChildren() map[string]*Person {
-	if m != nil {
-		return m.Children
-	}
-	return nil
-}
-
-func init() {
-}

gateway/vendor/github.com/nats-io/go-nats/encoders/protobuf/testdata/pbtest.proto

@@ -1,11 +0,0 @@
-syntax = "proto3";
-
-package testdata;
-
-message Person {
-  string name = 1;
-  int32 age = 2;
-  string address = 3;
-
-  map<string, Person> children = 10;
-}