Update runtime files.
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 85a0296..713f3ba 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt* For Vim version 8.2. Last change: 2020 Sep 06
+*options.txt* For Vim version 8.2. Last change: 2020 Sep 15
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -2806,7 +2806,10 @@
'emoji' 'emo' boolean (default: on)
global
When on all Unicode emoji characters are considered to be full width.
-
+ This excludes "text emoji" characters, which are normally displayed as
+ single width. Unfortunately there is no good specification for this
+ and it has been determined on trial-and-error basis. Use the
+ |setcellwidths()| function to change the behavior.
*'encoding'* *'enc'* *E543*
'encoding' 'enc' string (default: "latin1" or value from $LANG)
@@ -7288,8 +7291,8 @@
N N Printer page number. (Only works in the 'printheader' option.)
l N Line number.
L N Number of lines in buffer.
- c N Column number.
- v N Virtual column number.
+ c N Column number (byte index).
+ v N Virtual column number (screen column).
V N Virtual column number as -{num}. Not displayed if equal to 'c'.
p N Percentage through file in lines as in |CTRL-G|.
P S Percentage through file of displayed window. This is like the