re #187: compile word2vec from bundled C, rather than dynamic pyximport
add generated word2vec C file (cython 0.19.1)
update generated word2vec C file to cython 0.21
force py>=2.6 in setup.py
fix word2vec compilation warnings
* still some weird numpy 1.7 deprecation warnings left
Sparse2Corpus now return list in python 3
Merge branch 'fix-215' of https://github.com/AndreasMadsen/gensim into AndreasMadsen-fix-215

Conflicts:
	gensim/test/test_corpora_dictionary.py
Merge branch 'AndreasMadsen-fix-215' into develop
Merge branch 'static_compile' into develop
Added ability to enable/disable label and word training
merge with gensim/develop