added mpi version of nn aligner (but not fully tested especially for rnn)
better termination strategy
perform mixing at every iterations
revised options
tweaked queue size for mapping ngrams
added window size
bugfix for embedding window
simplified the model
also read bias term
removed unused variables
search for samples with errors during beam search
bugfix for error beam
allow word embedding not in the bilingual data (TODO: add an option not to update embedding...?)
try implement recurrent NN ITG (but not tested)
added error bias to heap comparision
serious bugfix for subtracting gradients (which is not used,)
further restrict sampling space
use of a simpler prior found in Cohn and Haffari (2013)
bugfix for beam sampling: remove pi during the forward/backward computation
renamed from lexicon to terminal