BUG: #81940 - DALI - improve --help handling
BUG: #81940 - DALI - improve --help handling

Signed-off-by: Jake Smith <b20121000db38205734e8ca1c74fe9668b08552a@lexisnexis.com>

RussWhitehead/HPCC-Platform,RussWhitehead/HPCC-Platform,RussWhitehead/HPCC-Platform,afishbeck/HPCC-Platform,RussWhitehead/HPCC-Platform,RussWhitehead/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,RussWhitehead/HPCC-Platform,afishbeck/HPCC-Platform,RussWhitehead/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform