Unify help messages
Unify help messages

nke001/attention-lvcsr,rizar/attention-lvcsr,rizar/attention-lvcsr,rizar/attention-lvcsr,rizar/attention-lvcsr,rizar/attention-lvcsr,nke001/attention-lvcsr,nke001/attention-lvcsr,nke001/attention-lvcsr,nke001/attention-lvcsr