Document behavior of the default hash function of async.memoize#631

Merged

aearly merged 3 commits intocaolan:masterfrom boutell:master

May 19, 2015

+2

Commits on May 9, 2013

Use of async.setImmediate prevents async.eachSeries from crashing the stack if the iterator function sometimes invokes the callback directly with 'return callback();'
Tom Boutell
committed

Commits on Sep 22, 2014

Document behavior of the default hash function of async.memoize
Tom Boutell
committed
Back out an earlier rejected pull request
Tom Boutell
committed