BUG fix in parse_lda_topics parsing topic names
BUG fix in parse_lda_predictions parsing topic names
removed unnec str conversion in tokenizer
added path_list arg to TextFileStreamer
new version of word_tokenize
Bugfix: Add "import sys" statement to text_text
Merge pull request #15 from ApproximateIdentity/bugfix-text_text

Bugfix: Add "import sys" statement to text_text
added paths assert to TextFileStreamer
Merge pull request #14 from columbia-applied-data-science/path_list

added path_list arg to TextFileStreamer