* Updated man page for --version

doc/img2txt.1

@@ -90,6 +90,12 @@ Change output format. This can be one of the following (default to ansi) :
   ps    : Postscript
   svg   : Scalable Vector Graphics
   tga   : Targa Image
+.TP
+.B \-h, \-\-help
+Display help message and exit.
+.TP
+.B \-v, \-\-version
+Display version of the program and exit.
 
 .SH EXAMPLES
 img2txt hello.jpg > hello.ans