def load_troopfile!(options)
      if troopfile?
        eval troopfile.read
        @loaded = true
        
        load_environment!
        set options
      else
        raise Trooper::NoConfigurationFileError, "No Configuration file (#{self[:file_name]}) can be found!"
      end
    end
def load_troopfile!(options)
      if troopfile?
        eval troopfile.read
        @loaded = true
        
        load_environment!
        set options
      else
        raise Trooper::NoConfigurationFileError, "No Configuration file (#{self[:file_name]}) can be found!"
      end
    end
loads the troopfile and sets the environment up