Update runtime files.
diff --git a/runtime/doc/cmdline.txt b/runtime/doc/cmdline.txt
index 0a4917a..a06aa4d 100644
--- a/runtime/doc/cmdline.txt
+++ b/runtime/doc/cmdline.txt
@@ -1,4 +1,4 @@
-*cmdline.txt* For Vim version 8.1. Last change: 2019 May 07
+*cmdline.txt* For Vim version 8.1. Last change: 2019 Jul 21
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -1064,8 +1064,7 @@
In the command-line window the command line can be edited just like editing
text in any window. It is a special kind of window, because you cannot leave
it in a normal way.
-{not available when compiled without the |+cmdline_hist| or |+vertsplit|
-feature}
+{not available when compiled without the |+cmdline_hist| feature}
OPEN *c_CTRL-F* *q:* *q/* *q?*
@@ -1140,7 +1139,6 @@
The command-line window cannot be used:
- when there already is a command-line window (no nesting)
- for entering an encryption key or when using inputsecret()
-- when Vim was not compiled with the |+vertsplit| feature
Some options are set when the command-line window is opened:
'filetype' "vim", when editing an Ex command-line; this starts Vim syntax