Add libaacs package (#3460)

Add pre-built binaries

packages/libaacs.rb

+require 'package'
+
+class Libaacs < Package
+  description 'This library is simply a tool for playback of Blu-ray movies.'
+  homepage 'https://www.videolan.org/developers/libaacs.html'
+  version '0.9.0'
+  source_url 'https://get.videolan.org/libaacs/0.9.0/libaacs-0.9.0.tar.bz2'
+  source_sha256 '47e0bdc9c9f0f6146ed7b4cc78ed1527a04a537012cf540cf5211e06a248bace'
+
+  binary_url ({
+    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/libaacs-0.9.0-chromeos-armv7l.tar.xz',
+     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/libaacs-0.9.0-chromeos-armv7l.tar.xz',
+       i686: 'https://dl.bintray.com/chromebrew/chromebrew/libaacs-0.9.0-chromeos-i686.tar.xz',
+     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/libaacs-0.9.0-chromeos-x86_64.tar.xz',
+  })
+  binary_sha256 ({
+    aarch64: '79d13f5b1aa9dcf1f00d982a96a4756ca71a743e488141f29f57b7752c28d335',
+     armv7l: '79d13f5b1aa9dcf1f00d982a96a4756ca71a743e488141f29f57b7752c28d335',
+       i686: '7c5b65877429795ac1c0a772799bb79f7adf81f577a29744db418c42b7483e8d',
+     x86_64: '704e13a05f7b35053df356eec8185dc09f7437265255a7c517e203ebb3ea9848',
+  })
+
+  def self.build
+    system './configure',
+           "--prefix=#{CREW_PREFIX}",
+           "--libdir=#{CREW_LIB_PREFIX}",
+           '--disable-maintainer-mode'
+    system 'make'
+  end
+
+  def self.install
+    system 'make', "DESTDIR=#{CREW_DEST_DIR}", 'install'
+  end
+end