Merge pull request #96 from jh86/master

update README to describe new XML output mode
verify1[02]_invalidfieldincdb(): Fix an error message

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Merge branch 'master' of github.com:sahlberg/libiscsi
correct some grammar, spelling, acronyms, conventions, wrap to 80 chars where possible