ivy 2.2.0

Closes Homebrew/homebrew#7418.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Formula/ivy.rb

@@ -0,0 +1,21 @@
+require 'formula'
+
+class Ivy < Formula
+  homepage 'http://ant.apache.org/ivy/'
+  url 'http://www.apache.org/dist/ant/ivy/2.2.0/apache-ivy-2.2.0-bin.tar.gz'
+  md5 '80d87a17006518a762ceeb88b692cbe6'
+
+  def install
+    libexec.install Dir['ivy*']
+    doc.install Dir['doc/*']
+
+    (bin+'ivy').write <<-EOS.undent
+      #!/bin/sh
+      java $JAVA_OPTS -jar "#{libexec}/ivy-#{version}.jar" "$@"
+    EOS
+  end
+
+  def test
+    system "#{bin}/ivy -version"
+  end
+end