blackbox 1.20160122

Closes Homebrew/homebrew#48850.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/blackbox.rb

@@ -0,0 +1,18 @@
+class Blackbox < Formula
+  desc "Safely store secrets in Git/Mercurial/Subversion"
+  homepage "https://github.com/StackExchange/blackbox"
+  url "https://github.com/StackExchange/blackbox/archive/v1.20160122.tar.gz"
+  sha256 "ac5de1d74fdbe88604b34949f3949e53cb72e55e148e46b8c2be98806c888a10"
+
+  depends_on :gpg
+
+  def install
+    libexec.install Dir["bin/*"]
+    bin.write_exec_script Dir[libexec/"*"].select { |f| File.executable? f }
+  end
+
+  test do
+    system "git", "init"
+    system "#{bin}/blackbox_initialize", "yes"
+  end
+end