Incorporated Ondrej's comments on Introduction + minor refactoring.
Eppex chapter: more on implementation details.
More on implementation details (Eppex chap.) and phrase pair alignment (Phrase-based chap.)
Incorporated Ondrej's comments on Phrase-based SMT chapter + minor refactorizations.
Incorporated Ondrej's comments on Lossy Counting chapter + some minor refactorization.
Incorporated Ondrej's comments of Eppex chapter.