Add hget package

Add pre-built binaries

packages/hget.rb

+require 'package'
+
+class Hget < Package
+  description 'interruptable, resumable download accelerator'
+  homepage 'https://github.com/huydx/hget'
+  version '8cff5f7'
+  compatibility 'all'
+  source_url 'file:///dev/null'
+  source_sha256 'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855'
+
+  binary_url ({
+    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/hget-8cff5f7-chromeos-armv7l.tar.xz',
+     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/hget-8cff5f7-chromeos-armv7l.tar.xz',
+       i686: 'https://dl.bintray.com/chromebrew/chromebrew/hget-8cff5f7-chromeos-i686.tar.xz',
+     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/hget-8cff5f7-chromeos-x86_64.tar.xz',
+  })
+  binary_sha256 ({
+    aarch64: '5cd8050d079a49c9377a8e2ea91f90ab038a248ab2bf22a93a9fbab5689d1e96',
+     armv7l: '5cd8050d079a49c9377a8e2ea91f90ab038a248ab2bf22a93a9fbab5689d1e96',
+       i686: 'ba7f70141549d8d61be4dea806b34a36a895e06e8fb60c76caed3d3af937277f',
+     x86_64: '0dd19e6e75f73830d19f699fbb2a83145465e77ae03323d59346ddc7be543faf',
+  })
+
+  depends_on 'go' => :build
+
+  def self.install
+    ENV["GOPATH"] = "#{Dir.pwd}/go"
+    FileUtils.mkdir_p "#{Dir.pwd}/go/src"
+    system 'go get -d github.com/huydx/hget'
+    FileUtils.cd 'go/src/github.com/huydx/hget' do
+      system 'make', 'clean', 'install'
+      system "install -Dm755 bin/hget #{CREW_DEST_PREFIX}/bin/hget"
+    end
+  end
+end