mixed *_query_action(object|string, void|string)

 This function can be used to report which 'actions' are added for a
certain object, and what function/object they are connected to.

There are two ways this function can be used, the first:

  string *_query_action(object|string)

will return an array with all actions defined. And the second:

  mixed *_query_action(object|string, string)

will return a mixed array consisting of the following informaton for
the action specified as the second argument:

  Element #0: Abbreviation length flag, of type "int".
  Element #1: Function name, type "string".
  Element #2: Object, type "object".
