Fixed a bug where TM unknown words became LM unknown
Refactor Hiero Lookuptable to implement GraphTransformer
Adding words to hiero-hypergraph
Refactor some functions to constant functions
Use return result instead return 1
Changed LookupTable pointer to GraphTransformer
Merge branch 'master' of https://github.com/neubig/travatar into develop
Adapt travatar-runner for hiero