add mongo2mongo to add missing slugs to db

mongo2mongo.rb

@@ -0,0 +1,19 @@
+# encoding: UTF-8
+if ARGV[0]
+  require 'mongo_mapper'
+  require 'unicode'
+  require 'babosa'
+
+  MongoMapper.database = ARGV[0]
+
+  class Lemma
+    include MongoMapper::Document
+    key :lemma, String, :unique => true, :required => true, :index => true
+    key :slug, String, :unique => true
+  end
+
+  Lemma.find_each do |l|
+    l.set :slug => l.lemma.to_slug.clean.normalize(:transliterate => :german)
+  end
+end
+