docker@1.71: import from homebrew/versions.

Formula/docker@1.71.rb

@@ -0,0 +1,30 @@
+class DockerAT171 < Formula
+  desc "The Docker framework for containers"
+  homepage "https://www.docker.com/"
+  url "https://github.com/docker/docker.git",
+      :tag => "v1.7.1",
+      :revision => "786b29d4db80a6175e72b47a794ee044918ba734"
+
+  keg_only :versioned_formula
+
+  option "without-completions", "Disable bash/zsh completions"
+
+  depends_on "go" => :build
+
+  def install
+    ENV["AUTO_GOPATH"] = "1"
+    ENV["DOCKER_CLIENTONLY"] = "1"
+
+    system "hack/make.sh", "dynbinary"
+    bin.install "bundles/#{version}/dynbinary/docker-#{version}" => "docker"
+
+    if build.with? "completions"
+      bash_completion.install "contrib/completion/bash/docker"
+      zsh_completion.install "contrib/completion/zsh/_docker"
+    end
+  end
+
+  test do
+    system "#{bin}/docker", "--version"
+  end
+end