Added support for normalization in HashedDocDotfetures
Merge pull request #1215 from van51/feature/hashing

Added support for normalization in HashedDocDotfetures
Option to skip delimiters in CDelimiterTokenizer
Merge pull request #1217 from van51/feature/tokenizer

Option to skip delimiters in CDelimiterTokenizer
add evaluate_log_probabilities() method for CLikelihoodModel class