Bump Carthage dependencies
Remove now-unnecessary disposable for stdoutSignal
Use combineLatest() and zip() in a couple places
Merge pull request #241 from Carthage/bump-rac

Bump ReactiveCocoa
Fix CarthageKit link in README
Check minimum required Xcode version

Fixes #152
Fix Cartfile.resolved anchor

This was forgotten in #224
Merge pull request #246 from 0xced/patch-1

Fix Cartfile.resolved anchor
Merge pull request #245 from 0xced/check-xcode-version

Check minimum required Xcode version
Explain why the Run Script phase is necessary

Without a link to the radar, it might not be clear that we're working around an Xcode issue. I want to be clear that it's not a restriction inherent to Carthage itself.
Merge pull request #250 from Carthage/jspahrsummers-patch-1

Explain why the Run Script phase is necessary
Merge remote-tracking branch 'origin/master' into 0.5-development