docs: correct the description of --quickblank for the changed base value

And mention that --minibar overrides the option too.

doc/nano.1

@@ -190,9 +190,9 @@ Set the size (width) of a tab to \fInumber\fP columns.  The value of
 \fInumber\fR must be greater than 0.  The default value is \fB8\fR.
 .TP
 .BR \-U ", " \-\-quickblank
-Do quick status-bar blanking: status-bar messages will disappear after 1
+Make status-bar messages disappear after 1 keystroke instead of after 20.
-keystroke instead of 25.  Note that option \fB\-c\fR (\fB\-\-constantshow\fR)
+Note that options \fB\-c\fR (\fB\-\-constantshow\fR)
-overrides this.
+and \fB\-_\fR (\fB\-\-minibar\fR) override this.
 .TP
 .BR \-V ", " \-\-version
 Show the current version number and exit.

doc/nano.texi

@@ -281,9 +281,9 @@ Set the displayed tab length to @var{number} columns.  The value of
 
 @item -U
 @itemx --quickblank
-Do quick status-bar blanking: status-bar messages will disappear after 1
+Make status-bar messages disappear after 1 keystroke instead of after 20.
-keystroke instead of 25.  Note that option @option{-c}
+Note that options @option{-c} (@option{--constantshow})
-(@option{--constantshow}) overrides this.
+and @option{-_} (@option{--minibar}) override this.
 
 @item -V
 @itemx --version
@@ -1009,8 +1009,8 @@ specified closing punctuation, optionally followed by closing brackets
 The default value is "@t{!.?}".
 
 @item set quickblank
-Do quick status-bar blanking: status-bar messages will disappear after 1
+Make status-bar messages disappear after 1 keystroke instead of after 20.
-keystroke instead of 25.  Note that @option{constantshow} overrides this.
+Note that options @option{constantshow} and @option{minibar} override this.
 
 @item set quotestr "@var{regex}"
 Set the regular expression for matching the quoting part of a line.

doc/nanorc.5

@@ -264,8 +264,8 @@ specfified closing punctuation, optionally followed by closing brackets
 (see \fBbrackets\fP), can end sentences.  The default value is "\fB!.?\fP".
 .TP
 .B set quickblank
-Do quick status-bar blanking: status-bar messages will disappear after 1
+Make status-bar messages disappear after 1 keystroke instead of after 20.
-keystroke instead of 25.  The option \fBconstantshow\fR overrides this.
+Note that options \fBconstantshow\fR and \fBminibar\fR override this.
 .TP
 .BI "set quotestr """ regex """
 Set the regular expression for matching the quoting part of a line.

doc/sample.nanorc.in

@@ -44,8 +44,7 @@
 ## Do case-sensitive searches by default.
 # set casesensitive
 
-## Constantly display the cursor position in the status bar.  Note that
+## Constantly display the cursor position in the status bar or minibar.
-## this overrides "quickblank".
 # set constantshow
 
 ## Use cut-from-cursor-to-end-of-line by default.
@@ -124,8 +123,7 @@
 ## sentences.
 # set punct "!.?"
 
-## Do quick status-bar blanking.  Status-bar messages will disappear after
+## Make status-bar messages disappear after 1 keystroke instead of after 20.
-## 1 keystroke instead of 26.  Note that "constantshow" overrides this.
 # set quickblank
 
 ## The regular expression that matches quoting characters in email