ReactiveCocoa/ReactiveCocoa — pull request #690 by jspahrsummers (2013-07-20 02:29:16+00:00)
Title: Update documentation for 2.0 deprecations

Also mentioned `RACBacktrace` in the Framework Overview.

Fixes #688.

[Rendered documentation](https://github.com/ReactiveCocoa/ReactiveCocoa/tree/update-documentation)