[New Package] tar (#4901)

* [New Package] tar

packages/tar.rb

+require 'package'
+
+class Tar < Package
+  description 'GNU Tar provides the ability to create tar archives, as well as various other kinds of manipulation.'
+  homepage 'https://www.gnu.org/software/tar/'
+  version '1.33'
+  compatibility 'all'
+  source_url 'https://ftpmirror.gnu.org/tar/tar-1.33.tar.xz'
+  source_sha256 '66a8344b1dc83a411d311bd1547e0176e56cc311f28ee94a30f84dafb3d9067e'
+
+  def self.build
+    system "./configure #{CREW_OPTIONS} --with-lzma=xz"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+
+  def self.check
+    system "make", "check"
+  end
+end