Replaced interval+take1+subscribeNext with afterDelay
Use -afterDelay:schedule: in -timeout:onScheduler:

Comes from #1011.
Fix indentation
Merge pull request #1039 from ikesyo/more-delayed-schedule

Use -afterDelay:schedule: in -timeout:onScheduler:
Style fix
Merge pull request #1011
Merge branch 'master' into 3.0-development

Conflicts:
	ReactiveCocoaFramework/ReactiveCocoa/RACSignal+Operations.m