Pyfasttext Versions Save

• fix parsing of boolean quantization arguments

• make cysignals optional (and enables compilation for Windows systems)
• add more PyPI trove classifiers (thanks @johnyf)
• support pip 10

• add support for clang++
• add more details in the README
• add more examples
• fix build with old cython versions
• fix a bug when accessing the subwords

• update fastText source code
• update the variant library source code
• add access to subword vectors (Python or numpy array)
• add more getters (model version, module version, fastText version, ...)
• update README

• force installation of cysignals before compiling the module with pip

• Fix dependency build order when installing using pip
• Add a new model.get_subwords(word) method

• Training and other expensive methods are interruptible (e.g. by typing Ctrl-C)
• Better const correctness
• Update fastText source code (add subwords support in supervised models)

• Support older fastText models (before quantization support)
• Remove useless parameter
• Update fastText source code to latest version

• Add documentation for model.words_for_vector() (thanks @yaakov2)
• Add continuous integration (build and tests) using Travis CI
• Change variant library in order to support g++ 4.7 and 4.8

Add a new model.words_for_vector(vector, k) method. (Thanks @yaakov2)