Fix typos in Documentation/: 'H'-'M'

This patch fixes typos in various Documentation txts. The patch addresses
some words starting with the letters 'H'-'M'.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/networking/pktgen.txt b/Documentation/networking/pktgen.txt
index 287b622..c8eee23 100644
--- a/Documentation/networking/pktgen.txt
+++ b/Documentation/networking/pktgen.txt
@@ -18,7 +18,7 @@
 root       130  0.3  0.0     0    0 ?        SW    2003 509:50 [pktgen/1]
 
 
-For montoring and control pktgen creates:
+For monitoring and control pktgen creates:
 	/proc/net/pktgen/pgctrl
 	/proc/net/pktgen/kpktgend_X
         /proc/net/pktgen/ethX