* added "topic ranking" to sort topics by coherence in LdaModel (jtmcmc, 311)
* new fast ShardedCorpus out-of-core corpus (Jan Hajic jr., 284)
* utils.smart_open now uses the smart_open package (316)
* new wrapper for LDA in Vowpal Wabbit (Dave Challis, 304)
* improvements to the DtmModel wrapper (Yang Han, 272, 277)
* move wrappers for external modeling programs into a submodule (Christopher Corley, 295)
* allow transparent compression of NumPy files in save/load (Christopher Corley, 248)
* save/load methods now accept file handles, in addition to file names (macks22, 292)
* fixes to LdaMulticore on Windows (Feng Mai, 305)
* lots of small fixes & py3k compatibility improvements (Chyi-Kwei Yau, Daniel Nouri, Timothy Emerick, Juarez Bochi, Christopher Corley, Chirag Nagpal, Jan Hajic jr., Flávio Codeço Coelho)
* re-released as 0.11.1 and 0.11.1-1 because of a packaging bug