move build tools from autotools to gyp
add dogfood version of neko
fix some memory problems
make tokenizer reentrant
multi-threading in neko
neko now use milkcat's system dictionary to filter candidates
determine the threshold frequency of candidate by the corpus size
add log and progress to neko
update gyp xcode setting
remove pyc
Merge branch 'master' of github.com:ling0322/MilkCat

Conflicts:
	src/neko/crf_vocab.cc
maxent classifier binary format model && rewrite mk_model to remove exceptions
Merge branch 'master' of github.com:ling0322/MilkCat
use std::vector instead of pthread_mutex in libmilkcat.cc
pass parameter Status by pointer
passed the cpplint.py checker
use system index and candidate_id to obtain word-id in bigram_anal of neko
filter single character word as candidate in neko
fix some bugs
Merge branch 'master' of github.com:ling0322/MilkCat