Create libprelude.rb (#1961)

packages/libprelude.rb

+require 'package'
+
+class Libprelude < Package
+  description 'Prelude is a Universal "Security Information & Event Management" (SIEM) system.'
+  homepage 'https://www.prelude-siem.org/'
+  version '4.1.0'
+  source_url 'https://www.prelude-siem.org/attachments/download/831/libprelude-4.1.0.tar.gz'
+  source_sha256 '21ee5bee2fc4136903c606ad7891927b7b32a29e92ca7e418ac458823951562d'
+
+  depends_on 'python27' => :build    
+  depends_on 'python3' => :build
+    
+  def self.build
+      system "./configure \
+               --prefix=#{CREW_PREFIX} \
+               --libdir=#{CREW_LIB_PREFIX}"      
+  end
+
+  def self.install
+      system "make DESTDIR=#{CREW_DEST_DIR} install"
+  end
+end