def import(name)
      extname = File.extname(name).empty? ? ".rb" : nil
      filename =  File.join(troopfile_dir, "#{name}#{extname}")
      if File.exists?(filename)
        eval File.open(filename).read
        nil
      else
        raise Trooper::NoConfigurationFileError, "No Import Configuration file (#{self[:file_name]}) can be found!"
      end
    end
def import(name)
      extname = File.extname(name).empty? ? ".rb" : nil
      filename =  File.join(troopfile_dir, "#{name}#{extname}")
      if File.exists?(filename)
        eval File.open(filename).read
        nil
      else
        raise Trooper::NoConfigurationFileError, "No Import Configuration file (#{self[:file_name]}) can be found!"
      end
    end
Public: Will allow user in import another troopfile.

 Examples

   @config.import('filename') # => nil

 Returns nil.