Update libgd from 2.2.4 to 2.2.5

This is a security release addressing CVE-2017-6362 and CVE-2017-7890. This is a
recommended update.

Tested on XE500C13-K01US.

packages/libgd.rb

@@ -3,21 +3,13 @@ require 'package'
 class Libgd < Package
   description 'GD is an open source code library for the dynamic creation of images by programmers.'
   homepage 'https://libgd.github.io/'
-  version '2.2.4'
-  source_url 'https://github.com/libgd/libgd/archive/gd-2.2.4.tar.gz'
-  source_sha256 'afdd50db677648cb9335b2dda10dd3a6700d97feb21fe802e6ee0f7065acd8c4'
+  version '2.2.5'
+  source_url 'https://github.com/libgd/libgd/archive/gd-2.2.5.tar.gz'
+  source_sha256 '199874fdb006de0911819234104ffa84338e98e82fefbac042a58a3f8272a7df'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/libgd-2.2.4-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/libgd-2.2.4-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/libgd-2.2.4-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/libgd-2.2.4-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: 'd28375946c7a8a12d8f2d9b95b654336436b0a462e1e5527beb123f559ce1fd0',
-     armv7l: 'd28375946c7a8a12d8f2d9b95b654336436b0a462e1e5527beb123f559ce1fd0',
-       i686: 'c72309f2dba9663e7d43966d0cf2ac1bcc11202f9bcd5d3a316951dd9273e3e1',
-     x86_64: '3615bfbd264818ab623a1ade0fd28339e7ba31ca08c803bcd85040945e219256',
   })
 
   depends_on 'cmake'
@@ -26,7 +18,7 @@ class Libgd < Package
   def self.build
     FileUtils.mkdir('build')
     FileUtils.cd('build') do
-      system "cmake -DCMAKE_INCLUDE_PATH=/usr/local/include -DCMAKE_INSTALL_PREFIX=/usr/local .."
+      system "cmake -DCMAKE_INCLUDE_PATH=#{CREW_PREFIX}/include -DCMAKE_INSTALL_PREFIX=#{CREW_PREFIX} .."
       system "make"
     end
   end