QPIDJMS-210: fix some typos and tweak slightly.
QPIDJMS-210: fix some typos and tweak slightly.

apache/qpid-jms,gemmellr/qpid-jms,tabish121/qpid-jms,gemmellr/qpid-jms,tabish121/qpid-jms,apache/qpid-jms