Add xmlclitools package

packages/xmlclitools.rb

+require 'package'
+
+class Xmlclitools < Package
+  description 'xmlclitools provides four command-line tools for searching, modifying, and formating XML data. The tools are designed to work in conjunction with standard *nix utilities such as grep, sort, and shell scripts.'
+  homepage 'http://freecode.com/projects/xmlclitools'
+  version '1.61'
+  source_url 'ftp://ftp.nstu.ru/pub/sources/langs/xml/xmlclitools-1.61.tar.gz'
+  source_sha256 '262ce2f119a278ee2f965722f4d23b6b67f8baaa594858b9a0124849726e5a63'
+
+  depends_on 'glib'
+  depends_on 'pcre'
+  depends_on 'libxml2'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end