Packer v1.4 updates

Issue #7

* Created makefile for generating builds and releases leveraging gox to cross compile for all platforms.
* Updated serverspec definitions to no longer use deprecated options.
* Added a goreleaser yml for deployment of the versions from CI.
* Removed circleci.yml temporarily will add support for building with golang orb that deploys binaries on builds.
* Moved package source to sub directory in serverspec
* Updated Packer UI signatures and adapter usage. Leveraging Safe UI creation.
* Added `go mod vendor` to generator a committed vendored direcgory with project.
* Added support for development outside GOPATH by supplying go.mod.
## TODO:
* Add support for executing `rake` with bundler to avoid issues selecting correct gems in UAT.
* Add CircleCI build and goreleaser deployment of binaries to repository.

.gitignore

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+packer-provisioner-*
+packer-builder-*
+*.log
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+# Test binary, build with `go test -c`
+*.test
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+dist/config.yaml

.goreleaser.yml

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+# Configuration for https://goreleaser.com/
+project_name: packer-provisioner-serverspec
+
+builds:
+  - id: packer-provisioner-serverspec
+    binary: packer-provisioner-serverspec
+    main: main.go
+    goos:
+      - freebsd
+      - windows
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - arm
+      - arm64
+      - 386
+    env:
+      - CGO_ENABLED=0
+
+archives:
+  - id: packer-provisioner-serverspec
+    builds: [ packer-provisioner-serverspec ]
+    format_overrides:
+      - goos: windows
+        format: zip
+    replacements:
+      darwin: Darwin
+      linux: Linux
+      windows: Windows
+      386: i386
+      amd64: x86_64
+    files:
+      - none*

.vscode/settings.json

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+{
+  "go.inferGopath": false
+}

Makefile

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+default: build
+
+prepare:
+	go get ./...
+
+test: prepare
+	go test ./...
+
+fmt:
+	go fmt .
+
+build: fmt test
+	go build -v
+
+install: build
+	mkdir -p ~/.packer.d/plugins
+	install ./packer-provisioner-serverspec ~/.packer.d/plugins/
+
+release: test
+	mkdir -p releases
+	go get github.com/mitchellh/gox
+	gox -osarch="darwin/amd64 darwin/386 linux/amd64 linux/386 windows/amd64 windows/386" --output 'dist/{{.OS}}_{{.Arch}}/{{.Dir}}'
+	zip -j releases/packer-provisioner-serverspec_darwin_386.zip    dist/darwin_386/packer-provisioner-serverspec
+	zip -j releases/packer-provisioner-serverspec_darwin_amd64.zip  dist/darwin_amd64/packer-provisioner-serverspec
+	zip -j releases/packer-provisioner-serverspec_linux_386.zip     dist/linux_386/packer-provisioner-serverspec
+	zip -j releases/packer-provisioner-serverspec_linux_amd64.zip   dist/linux_amd64/packer-provisioner-serverspec
+	zip -j releases/packer-provisioner-serverspec_windows_386.zip   dist/windows_386/packer-provisioner-serverspec.exe
+	zip -j releases/packer-provisioner-serverspec_windows_amd64.zip dist/windows_amd64/packer-provisioner-serverspec.exe
+
+clean:
+	rm -rf dist/
+	rm -f releases/*.zip
+
+.PHONY: default prepare test build install release clean

go.mod

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+module github.com/unifio/packer-provisioner-serverspec
+
+require (
+	github.com/hashicorp/packer v1.4.3
+	golang.org/x/crypto v0.0.0-20190424203555-c05e17bb3b2d
+)
+
+replace git.apache.org/thrift.git => github.com/apache/thrift v0.0.0-20180902110319-2566ecd5d999