Merge pull request #839 from uberhacker/add-mtools-package

Add mtools package

packages/mtools.rb

+require 'package'
+
+class Mtools < Package
+  description 'Mtools is a collection of utilities to access MS-DOS disks from GNU and Unix without mounting them.'
+  homepage 'https://www.gnu.org/software/mtools/'
+  version '4.0.18'
+  source_url 'https://ftp.gnu.org/gnu/mtools/mtools-4.0.18.tar.bz2'
+  source_sha256 '59e9cf80885399c4f229e5d87e49c0c2bfeec044e1386d59fcd0b0aead6b2f85'
+
+  def self.build
+    system './configure --without-x'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end