Add shhopt package

shhopt contains C-functions for parsing command line options.

Tested as working on XE500C13-K01US.

packages/shhopt.rb

+require 'package'
+
+class Shhopt < Package
+  description 'C-functions for parsing command line options, both traditional one-character options, and GNU\'ish --long-options.'
+  homepage 'http://shh.thathost.com/pub-unix/#sshopt'
+  version '1.1.7'
+  source_url 'http://shh.thathost.com/pub-unix/files/shhopt-1.1.7.tar.gz'
+  source_sha256 'bae94335124efa6fcc2f0a55cabd68c9c90be935bcdb8054d7e5188e0d5da679'
+
+  binary_url ({
+  })
+  binary_sha256 ({
+  })
+
+  def self.build
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end