various typo fixes from David Steinbrunner and some other typo fixes
authorTony Cook <tony@develop-help.com>
Thu, 31 Oct 2013 02:06:59 +0000 (13:06 +1100)
committerTony Cook <tony@develop-help.com>
Thu, 31 Oct 2013 02:06:59 +0000 (13:06 +1100)

Trivial merge