jnicklas/capybara — pull request #700 by alishutc (2012-04-25 09:49:32+00:00)
Title: Make within_frame return the value of calling the given block

Currently when using within_frame the return value of the given block gets swallowed up, so you can't do stuff like
```ruby
foo = within_frame('bar') { #do stuff }
```
This fixes it so that the return value bubbles up.