Release 4.1.9 (stable)

[Valeri Karpov]

4.1.9 / 2015-09-28
==================
 * docs; minlength and maxlength string validation docs #3368 #3413 https://github.com/cosmosgenius
 * fixed; linting for infix operators #3397 https://github.com/ChristianMurphy
 * fixed; proper casting for $all #3394
 * fixed; unhandled rejection warnings with .create() #3391
 * docs; clarify update validators on paths that aren't explicitly set #3386
 * docs; custom validator examples #2778

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