update deps for examples
fix word2vec loader for google
minor fix to word2vec loader, num words should not return 0
pooled uima resources
wrong access on denoising autoencoder gradient calculation: also document iterators over input streams!
document iterators with word2vec and stream tokenizers
input streams > sentences
add word2vec example
tokenizer factory sanity check
tokenizer factory sanity check
tokenizer factory sanity check
add multi threaded mnist example
add multithreaded example


Former-commit-id: c934a079a21e31194802fefecb00719222791fae
add multithreaded example


Former-commit-id: 7f8750cd0989cc3d2ed34c4023d7e37eb06964ee
add multithreaded example


Former-commit-id: f7ad70023bdc2bd96984c79a61c9956c6191fbf1
fix weight init in word2vec
add missing files
word count frequencies need to be updated with vocab words (they were out of sync
added feature learning example
update zookeeper deps with logging