Changes in Version 0.7
=====================================

   o Add: tobin() to transform simhash to binary format.
   o Add: vector_simhash() vector_distance() to extract simhash or compute  Hamming distance from the result of segmentation.
   o Add: get_tuple() to get tuple from segmentation result.
   o Add: get_idf() to generate IDF dict.
   o Fix: C API now work with Clang on Mac 10.11.
   o Enhencement: Update tests for C API.
   o Warning: Next version will update internal CppJieba version and tag(), EditDict(), ShowDictPath() will be remove.

Changes in Version 0.6
=====================================

   o Add: C API.
   o Add: freq() to count word frequency.
   o Fix: filter_segment() may occasionally remove words.
   o Enhencement: filter_segment() now can handle list of vectors of words.
   o Enhencement: segmentation worker now can remove stop words. The default STOPPATH is not used by default for segmentation worker. 
   o Enhencement: when symbol = F, 2010-10-13, 10.2 can be identified.

Changes in Version 0.5 (2015-04-29)
=====================================

   o Fix: edit_dict() on Mac.
   o New function: filter_segment() to filter segmentation result.
   o New function: vector_keywords() to extract keywords from a string.
   o Enhancement: Segmentation support: Vector input => List output.
   o Enhancement: Segmentation support: Input by lines => Output by lines.
   o Enhancement: Add option write = "NOFILE".
   o Enhancement: New rules for "English word + Numbers".
   o Update documentation.

Changes in Version 0.4 (2015-01-03)
=====================================

   o Remove Rcpp Modules.
   o Better symbol filter in segmentation.
   o Separate data files to jiebaRD package.

Changes in Version 0.3 (2014-12-01)
=====================================

   o 2X segmentation speed.
   o Quick Mode.
   o A new `[` symbol to do segmentation.
   o Portable string utility function.

Changes in Version 0.2 (2014-11-23)
=====================================

   o First release on CRAN.