Giving ngramread a text file where lines are terminiated with space causes models built with this to have a missing symbol. (BER: fixed -- deals with leading and trailing spaces)
Several commands seg fault if given missing files (BER: fixed to be similar to openfst in this regard)
the ngramapply example in the quick tour segfaults if --keep_isymbols is not given (BER: fixed, and will also update quick tour)
the ngramapply example says there are 2 sentences but there is only one (BER: fixed)