all: Become a Go module (fixes #5148) (#5384)

* go mod init; rm -rf vendor

* tweak proto files and generation

* go mod vendor

* clean up build.go

* protobuf literals in tests

* downgrade gogo/protobuf

vendor/github.com/syncthing/notify/.gitignore

@@ -0,0 +1,92 @@
+# Created by https://www.gitignore.io
+
+### OSX ###
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear on external disk
+.Spotlight-V100
+.Trashes
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+
+### Windows ###
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+
+### Linux ###
+*~
+
+# KDE directory preferences
+.directory
+
+
+### Go ###
+# Compiled Object files, Static and Dynamic libs (Shared Objects)
+*.o
+*.a
+*.so
+
+# Folders
+_obj
+_test
+
+# Architecture specific extensions/prefixes
+*.[568vq]
+[568vq].out
+
+*.cgo1.go
+*.cgo2.c
+_cgo_defun.c
+_cgo_gotypes.go
+_cgo_export.*
+
+_testmain.go
+
+*.exe
+*.test
+*.prof
+
+
+### vim ###
+[._]*.s[a-w][a-z]
+[._]s[a-w][a-z]
+*.un~
+Session.vim
+.netrwhist
+*~
+
+### JetBrains files ###
+.idea/
+*.iml

vendor/github.com/syncthing/notify/.travis.yml

@@ -0,0 +1,32 @@
+language: go
+
+go:
+ - 1.10.x
+ - 1.11.x
+ - master
+
+os:
+ - linux
+ - osx
+
+matrix:
+  include:
+   - os: osx
+     go: 1.7.5
+     env:
+      - GOFLAGS="-tags kqueue"
+  allow_failures:
+   - go: tip
+
+env:
+  global:
+   - GOBIN=$HOME/bin
+   - PATH=$HOME/bin:$PATH
+
+install:
+ - go get -t -v ./...
+
+script:
+ - "(go version | grep -q 1.4) || go tool vet -all ."
+ - go install $GOFLAGS ./...
+ - go test -v -timeout 60s -race $GOFLAGS ./...

vendor/github.com/syncthing/notify/AUTHORS

@@ -0,0 +1,10 @@
+# List of individuals who contributed to the Notify package.
+#
+# The up-to-date list of the authors one may obtain with:
+#
+#   ~ $ git shortlog -es | cut -f2 | rev | uniq -f1 | rev
+#
+
+Pawel Blaszczyk <blaszczykpb@gmail.com>
+Pawel Knap      <pawelknap88@gmail.com>
+Rafal Jeczalik  <rjeczalik@gmail.com>

vendor/github.com/syncthing/notify/README.md

@@ -0,0 +1,22 @@
+notify [![GoDoc](https://godoc.org/github.com/rjeczalik/notify?status.svg)](https://godoc.org/github.com/rjeczalik/notify) [![Build Status](https://img.shields.io/travis/rjeczalik/notify/master.svg)](https://travis-ci.org/rjeczalik/notify "inotify + FSEvents + kqueue") [![Build status](https://img.shields.io/appveyor/ci/rjeczalik/notify-246.svg)](https://ci.appveyor.com/project/rjeczalik/notify-246 "ReadDirectoryChangesW") [![Coverage Status](https://img.shields.io/coveralls/rjeczalik/notify/master.svg)](https://coveralls.io/r/rjeczalik/notify?branch=master)
+======
+
+Filesystem event notification library on steroids. (under active development)
+
+*Documentation*
+
+[godoc.org/github.com/rjeczalik/notify](https://godoc.org/github.com/rjeczalik/notify)
+
+*Installation*
+
+```
+~ $ go get -u github.com/rjeczalik/notify
+```
+
+*Projects using notify*
+
+- [github.com/rjeczalik/cmd/notify](https://godoc.org/github.com/rjeczalik/cmd/notify)
+- [github.com/cortesi/devd](https://github.com/cortesi/devd)
+- [github.com/cortesi/modd](https://github.com/cortesi/modd)
+- [github.com/syncthing/syncthing-inotify](https://github.com/syncthing/syncthing-inotify)
+- [github.com/OrlovEvgeny/TinyJPG](https://github.com/OrlovEvgeny/TinyJPG)

vendor/github.com/syncthing/notify/appveyor.yml

@@ -0,0 +1,27 @@
+version: "{build}"
+
+os: Windows Server 2012 R2
+
+clone_folder: c:\projects\src\github.com\rjeczalik\notify
+
+environment:
+ PATH: c:\projects\bin;%PATH%
+ GOPATH: c:\projects
+ NOTIFY_TIMEOUT: 10s
+ GOVERSION: 1.10.3
+
+install:
+ - rmdir c:\go /s /q
+ - appveyor DownloadFile https://storage.googleapis.com/golang/go%GOVERSION%.windows-amd64.zip
+ - 7z x go%GOVERSION%.windows-amd64.zip -y -oC:\ > NUL
+
+ - cd %APPVEYOR_BUILD_FOLDER%
+ - go version
+
+build_script:
+ - go build ./...
+ - go test -v -timeout 120s -race ./...
+
+test: off
+
+deploy: off

vendor/github.com/syncthing/notify/go.mod

@@ -0,0 +1,3 @@
+module github.com/syncthing/notify
+
+require golang.org/x/sys v0.0.0-20180926160741-c2ed4eda69e7