[New Package] hello (#5168)

packages/hello.rb

+require 'package'
+
+class Hello < Package
+  description 'GNU Hello is another implementation of the classic program that prints “Hello, world!”'
+  homepage 'https://www.gnu.org/software/hello/'
+  version '2.10'
+  compatibility 'all'
+  source_url 'https://ftpmirror.gnu.org/hello/hello-2.10.tar.gz'
+  source_sha256 '31e066137a962676e89f69d1b65382de95a7ef7d914b8cb956f41ea72e0f516b'
+
+  def self.build
+    system "./configure #{CREW_OPTIONS}"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+
+  def self.check
+    system "make", "check"
+  end
+end