Release 4.2.0 (stable)

[Valeri Karpov]

4.2.0 / 2015-10-22
==================
 * added; support for skipVersioning for document arrays #3467 https://github.com/chazmo03
 * added; ability to customize schema 'type' key #3459 #3245
 * fixed; writeConcern for index builds #3455
 * added; emit event when individual index build starts #3440 https://github.com/objectiveSee
 * added; 'context' option for update validators #3430
 * refactor; pluralization now in separate pluralize-mongoose npm module #3415 https://github.com/ChristianMurphy
 * added; customizable error validation messages #3406 https://github.com/geronime
 * added; support for passing 'minimize' option to update #3381
 * added; ability to customize debug logging format #3261
 * added; baseModelName property for discriminator models #3202
 * added; 'emitIndexErrors' option #3174
 * added; 'async' option for aggregation cursor to support buffering #3160
 * added; ability to skip validation for individual save() calls #2981
 * added; single embedded schema support #2689 #585
 * added; depopulate function #2509

New Bugs
========

Please report any issues if they do not already exist:
https://github.com/learnboost/mongoose/issues/new

Release notes: https://github.com/LearnBoost/mongoose/wiki/4.0-Release-Notes
Migration guide: http://mongoosejs.com/docs/migration.html