Fix spelling (s/commoand/command/) in ip(8) manpage.
Spotted by dann frazier <dannf@hp.com> - http://bugs.debian.org/539830
.SS ip addrlabel list - list address labels
the command show contents of address labels.
.SS ip addrlabel flush - flush address labels
-the commoand flushes the contents of address labels and it does not restore default settings.
+the command flushes the contents of address labels and it does not restore default settings.
.SH ip neighbour - neighbour/arp tables management.
.B neighbour