Work to allow output search graph in HTK standard lattice format
More work on outputting HTK SLF.

Now, each arc emits exactly one word.
More work on outputting HTK lattice format
Add flag to output search graph in Kenneth's hypergraph format.
More work on outputting search graph as hypergraph
Deleted stale commented code
Output feature weights to a separate file when producing hypergraph
Merge github.com:moses-smt/mosesdecoder into weight-new
merge with Lane's search graph output
Merge branch 'weight-new' of github.com:hieuhoang/mosesdecoder into weight-new
Merge branch 'weight-new' of github.com:hieuhoang/mosesdecoder into weight-new
compile error in queryPhraseTableMin.cpp