track eight more achievements

Record reaching experience level 3, 6, 10, 14, 18, 22, 26, and 30,
the levels where the character gets a new rank title, and report
those as achievements at end of game.  These achievements persist
even if enough levels to lose a rank are lost, and if lost ranks
are regained the original achievement is the one that gets tracked
and disclosed.

doc/Guidebook.mn

@@ -2876,7 +2876,7 @@ attained.
 They aren't directly related to \fIconduct\fP but are grouped with
 it because they fall into the same category of \(lqbragging rights\(rq
 and to limit the number of questions during disclosure.
-Listed roughly in order of difficulty and not necessarily in the order
+Listed here roughly in order of difficulty and not necessarily in the order
 in which you might accomplish them.
 .\" Vary the output between Guidebook.txt and Guidebook.{ps,pdf}
 .ie \n(fF \{\
@@ -2891,6 +2891,8 @@ in which you might accomplish them.
 .PS "Mines'\~End\~"
 .\}
 .fi
+.PL "<Rank>"
+Attained rank title <Rank>.
 .PL Shop
 Entered a shop.
 .PL Temple
@@ -2953,6 +2955,15 @@ Delivered the Amulet to its final destination.
 .sp
 .lp "Notes:  "
 .pg
+Achievements are recorded and subsequently reported in the order in which
+they happen during your current game rather than the order listed here.
+.pg
+There are nine \fI<Rank>\fP titles for each role, bestowed at experience
+levels 1, 3, 6, 10, 14, 18, 22, 26, and 30.
+The one for experience level 1 is not recorded as an achievement.
+Losing enough levels to revert to lower rank(s) does not discard the
+corresponding achievement(s).
+.pg
 There's no guaranteed \fINovel\fP so the achievement to read one might
 not always be attainable (except perhaps by \fIwishing\fP).
 Similarly, the \fIBig Room\fP level is not always present.