patch 8.0.0315: :help :[range] does not work

Problem:    ":help :[range]" does not work. (Tony Mechelynck)
Solution:   Translate to insert a backslash.

src/ex_cmds.c

@@ -6505,7 +6505,8 @@ find_help_tags(
 			       "cpo-*", "/\\(\\)", "/\\%(\\)",
 			       "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
 			       "/\\?", "/\\z(\\)", "\\=", ":s\\=",
-			       "[count]", "[quotex]", "[range]",
+			       "[count]", "[quotex]",
+			       "[range]", ":[range]",
 			       "[pattern]", "\\|", "\\%$",
 			       "s/\\~", "s/\\U", "s/\\L",
 			       "s/\\1", "s/\\2", "s/\\3", "s/\\9"};
@@ -6514,7 +6515,8 @@ find_help_tags(
 			       "cpo-star", "/\\\\(\\\\)", "/\\\\%(\\\\)",
 			       "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
 			       "/\\\\?", "/\\\\z(\\\\)", "\\\\=", ":s\\\\=",
-			       "\\[count]", "\\[quotex]", "\\[range]",
+			       "\\[count]", "\\[quotex]",
+			       "\\[range]", ":\\[range]",
 			       "\\[pattern]", "\\\\bar", "/\\\\%\\$",
 			       "s/\\\\\\~", "s/\\\\U", "s/\\\\L",
 			       "s/\\\\1", "s/\\\\2", "s/\\\\3", "s/\\\\9"};

src/version.c

@@ -764,6 +764,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    315,
 /**/
     314,
 /**/