ioping.1: Add -v to man page SYNOPSYS and help message

And fix man page date while we're at it.

This is an addition to commit 7ded7a65Signed-off-by: Kir Kolyshkin <kir@openvz.org>
Signed-off-by: Konstantin Khlebnikov <koct9i@gmail.com>

ioping.1

-.TH IOPING "1" "June 2011" "" "User Commands"
+.TH IOPING "1" "July 2011" "" "User Commands"
 .SH NAME
 ioping \- simple disk I/O latency monitoring tool
 .SH SYNOPSYS
@@ -15,6 +15,8 @@ ioping \- simple disk I/O latency monitoring tool
 .YS
 .SY ioping
 .B -h
+|
+.B -v
 .YS
 .SH DESCRIPTION
 This tool lets you monitor I/O latency in real time.

ioping.c

@@ -78,7 +78,7 @@ void usage(void)
 	fprintf(stderr,
 			" Usage: ioping [-LCDRq] [-c count] [-w deadline] [-p period] [-i interval]\n"
 			"               [-s size] [-S wsize] [-o offset] device|file|directory\n"
-			"        ioping -h\n"
+			"        ioping -h | -v\n"
 			"\n"
 			"      -c <count>      stop after <count> requests\n"
 			"      -w <deadline>   stop after <deadline>\n"