patch 9.1.0581: Various lines are indented inconsistently

Problem:  style: Various lines are indented inconsistently
Solution: Retab these lines and correct some comments.
          (zeertzjq)

closes: #15259

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

runtime/doc/index.txt

@@ -1,4 +1,4 @@
-*index.txt*     For Vim version 9.1.  Last change: 2023 Jul 06
+*index.txt*     For Vim version 9.1.  Last change: 2023 Jul 14
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar

src/ex_docmd.c

@@ -2860,9 +2860,8 @@ parse_command_modifiers(
     {
 	// The automatically inserted Visual area range is skipped, so that
 	// typing ":cmdmod cmd" in Visual mode works without having to move the
-	// range to after the modififiers. The command will be
+	// range to after the modifiers. The command will be "'<,'>cmdmod cmd",
-	// "'<,'>cmdmod cmd", parse "cmdmod cmd" and then put back "'<,'>"
+	// parse "cmdmod cmd" and then put back "'<,'>" before "cmd" below.
-	// before "cmd" below.
 	eap->cmd += 5;
 	cmd_start = eap->cmd;
 	has_visual_range = TRUE;

src/getchar.c

@@ -2036,8 +2036,8 @@ vgetc(void)
 		vgetc_char = c;
 	    }
 
-	    // a keypad or special function key was not mapped, use it like
+	    // A keypad or special function key was not mapped, use it like
-	    // its ASCII equivalent
+	    // its ASCII equivalent.
 	    switch (c)
 	    {
 		case K_KPLUS:	c = '+'; break;

src/globals.h

@@ -131,8 +131,8 @@ EXTERN int	screen_Columns INIT(= 0);   // actual size of ScreenLines[]
  */
 EXTERN int	mod_mask INIT(= 0);		// current key modifiers
 
-// The value of "mod_mask" and the unomdified character before calling
+// The value of "mod_mask" and the unmodified character in vgetc() after it has
-// merge_modifyOtherKeys().
+// called vgetorpeek() enough times.
 EXTERN int	vgetc_mod_mask INIT(= 0);
 EXTERN int	vgetc_char INIT(= 0);
 

src/testdir/test_taglist.vim

@@ -100,9 +100,9 @@ func Test_tagfiles()
 
   help
   let tf = tagfiles()
-  " if 'helplang includes another language, then we may find
+  " If 'helplang' includes another language, then we may find 2 tagfiles
-  " 2 tagfiles (e.g.: for EN and RU)
+  " (e.g.: for EN and RU).
-  " we may need to adjust this, if further translated help files are included
+  " We may need to adjust this, if further translated help files are included.
   call assert_inrange(1, 2, len(tf))
   call assert_equal(fnamemodify(expand('$VIMRUNTIME/doc/tags'), ':p:gs?\\?/?'),
 	\           fnamemodify(tf[0], ':p:gs?\\?/?'))

src/version.c

@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    581,
 /**/
     580,
 /**/