Update documentation

man/man1/fzf.1

@@ -257,6 +257,10 @@ When enabled, \fBCTRL-N\fR and \fBCTRL-P\fR are automatically remapped to
 .BI "--history-size=" "N"
 Maximum number of entries in the history file (default: 1000). The file is
 automatically truncated when the number of the lines exceeds the value.
+.TP
+.BI "--header-file=" "FILE"
+The content of the file will be printed as the "sticky" header. The file can
+span multiple lines and can contain ANSI color codes.
 .SS Scripting
 .TP
 .BI "-q, --query=" "STR"

src/options.go

@@ -28,7 +28,7 @@ const usage = `usage: fzf [options]
     -d, --delimiter=STR   Field delimiter regex for --nth (default: AWK-style)
     +s, --no-sort         Do not sort the result
     --tac                 Reverse the order of the input
-        --tiebreak=CRI    Sort criterion when the scores are tied;
+    --tiebreak=CRITERION  Sort criterion when the scores are tied;
                           [length|begin|end|index] (default: length)
 
   Interface
@@ -45,7 +45,7 @@ const usage = `usage: fzf [options]
     --bind=KEYBINDS       Custom key bindings. Refer to the man page.
     --history=FILE        History file
     --history-size=N      Maximum number of history entries (default: 1000)
-        --header-file=N   Header file
+    --header-file=FILE    The file whose content to be printed as header
 
   Scripting
     -q, --query=STR       Start the finder with the given query