bisect: document "terms" subcommand more fully

The documentation for "git bisect terms", although it did not hide
any information, was a bit incomplete and forced readers to fill in
the blanks to get the complete picture.

Acked-by: Matthieu Moy <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: gitster

Documentation/git-bisect.txt

@@ -20,7 +20,7 @@ on the subcommand:
 		  [--no-checkout] [--first-parent] [<bad> [<good>...]] [--] [<paths>...]
  git bisect (bad|new|<term-new>) [<rev>]
  git bisect (good|old|<term-old>) [<rev>...]
- git bisect terms [--term-good | --term-bad]
+ git bisect terms [--term-(good|old) | --term-(bad|new)]
  git bisect skip [(<rev>|<range>)...]
  git bisect reset [<commit>]
  git bisect (visualize|view)
@@ -165,8 +165,10 @@ To get a reminder of the currently used terms, use
 git bisect terms
 ------------------------------------------------
 
-You can get just the old (respectively new) term with `git bisect terms
---term-old` or `git bisect terms --term-good`.
+You can get just the old term with `git bisect terms --term-old`
+or `git bisect terms --term-good`; `git bisect terms --term-new`
+and `git bisect terms --term-bad` can be used to learn how to call
+the commits more recent than the sought change.
 
 If you would like to use your own terms instead of "bad"/"good" or
 "new"/"old", you can choose any names you like (except existing bisect