release 3.6.15

[Aaron Heckmann]

3.6.15 / 2013-07-16

==================

  * added; mongos failover support #1037

  * updated; make schematype return vals return self #1580

  * docs; add note to model.update #571

  * docs; document third param to document.save callback #1536

  * tests; tweek mongos test timeout

Resolved Issues
=============

http://github.com/learnboost/mongoose/issues/1037
http://github.com/learnboost/mongoose/issues/1580
http://github.com/learnboost/mongoose/issues/571
http://github.com/learnboost/mongoose/issues/1536


New Bugs
========

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