add fix script for user names

script/fixes/043_fix_whitespace_usernames.rb

@@ -0,0 +1,12 @@
+#!/usr/bin/env ruby
+
+require File.expand_path(File.join(File.dirname(__FILE__), '..', '..', 'config', 'environment'))
+
+ActiveRecord::Base.connection.execute("set statement_timeout = 0")
+
+User.where("name like ?", "% %").find_each do |user|
+  print "repairing #{user.name} -> "
+  user.name = user.name.gsub(/[[:space:]]/, "_")
+  user.save
+  puts user.name
+end