1) add a script to rebase word alignments according to the original source order. 2) allow for StageOneOnly option. 3) reorder source side of training data according to classifier output. 4) parallelize reorder_src_sents.py. 5) measure the conflict within families due to contradictory pairwise orderings ~10%. 6) add option to train a ternary classifier: monotone, reverse, dontknow.