Merge pull request #4 from fginter/master

Efficient read of max_rank from binary files
accept max_rank option
support word2vec binary format variants
convert.py for format conversions, remove wvlib.py CLI
remove debug output
threshold parameter
approximate cosine similarity using LSH
use gmpy popcount if available
flexible exact eval setting for approx nearest
approximate NN search
profile code
n_jobs w/sklearn
1) Merge branch 'master' of github.com:fginter/wvlib

Conflicts:
	wvlib.py

2) Fixing unicode in word reading