updated for version 7.4.587
Problem:    Conceal does not work properly with 'linebreak'. (cs86661)
Solution:   Save and restore boguscols. (Christian Brabandt)
diff --git a/src/version.c b/src/version.c
index d43e4c1..9cbee6e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    587,
+/**/
     586,
 /**/
     585,