updated for version 7.4a.013

Problem:    Setting/resetting 'lbr' in the main help file changes alignment
            after a Tab. (Dimitar Dimitrov)
Solution:   Also use the code for conceal mode where n_extra is computed for
            'lbr'.

src/testdir/test88.in

@@ -68,6 +68,9 @@ GGk
 GGk
 :normal $
 GGk
+:set lbr
+:normal $
+GGk
 :" Display result.
 :call append('$', 'end:')
 :call append('$', positions)

src/testdir/test88.ok

@@ -21,3 +21,4 @@ end:
 9:17
 9:25
 9:26
+9:26