updated for version 7.4.585
Problem:    Range for :bdelete does not work. (Ronald Schild)
Solution:   Also allow unloaded buffers.
diff --git a/src/version.c b/src/version.c
index b38e20b..6fe2b32 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    585,
+/**/
     584,
 /**/
     583,