Merge pull request ReactiveCocoa#1893 from ReactiveCocoa/atomic-noescape

Use @NoEscape for Atomic

Merge remote-tracking branch 'origin/master' into swift-development

Update Quick and Nimble

Merge pull request ReactiveCocoa#1832

Merge pull request ReactiveCocoa#1824 from ReactiveCocoa/swift-enable…

…-fixed-tests

Enable test fixed by Swift 1.2b3

Fix startOn crash in Swift 1.2b3

Merge pull request ReactiveCocoa#1741 from kirillyakimovich/master

[UPD] we really don't want to call description without debug

The RAC.Swift APIs, before being rewritten with SignalProducer/Signal

Merge pull request ReactiveCocoa#1680 from ReactiveCocoa/pacify-xcode

Pacify Xcode

Merge pull request ReactiveCocoa#1680 from ReactiveCocoa/pacify-xcode

Pacify Xcode