Extract formatError, et al to module
Add format unit tests
Tweak wording. Thanks @sompylasar
Merge pull request #413 from cujojs/extract-format-module

Extract format module
Bump version, update changelog, rebuild es6-shim
Add link to changelog
Fix potential ordering issue when recursively joining handlers
Add test for implicit resolve vs. then ordering

I also removed ipad 6 testing because sauce labs seems broken.
Merge pull request #417 from cujojs/add-implicit-resolve-order-test

Add test for implicit resolve vs. then ordering
Add strawman iterable support for when.all & Promise.all
Rebuild es6 shim with strawman iterable support for Promise.all
Working iterable support for all and race

To do this in a reasonable way without duplicating lots of code, I had
to drop sparse Array support for now.  The 1 deferred unit test is for
sparse Array support in all().  I need to think about how we could
support both iterables and sparse arrays without lots of extra code.