# File rbot/keywords.rb, line 84
    def initialize(bot)
      @bot = bot
      @statickeywords = Hash.new
      @keywords = DBHash.new bot, "keywords"

      scan
      
      # import old format keywords into DBHash
      if(File.exist?("#{@bot.botclass}/keywords.rbot"))
        puts "auto importing old keywords.rbot"
        IO.foreach("#{@bot.botclass}/keywords.rbot") do |line|
          if(line =~ /^(.*?)\s*<=(is|are)?=?>\s*(.*)$/)
            lhs = $1
            mhs = $2
            rhs = $3
            mhs = "is" unless mhs
            rhs = Keyword.escape rhs
            values = rhs.split("<=or=>")
            @keywords[lhs] = Keyword.new(mhs, values).dump
          end
        end
        File.delete("#{@bot.botclass}/keywords.rbot")
      end
    end