Test that -takeUntil: handles immediate signals correctly
Describe -do… and -subscribe… in Basic Operators document
Fixed default value in -asynchronousFirstOrDefault:success:error:
Move simple RAC examples to the top of the README and rename them
Actually, move the FRP explanation even further down
Replace README TOC with a step-by-step list of materials
Merge pull request #639 from ReactiveCocoa/immediate-take-until-test

Test that -takeUntil: handles immediate signals correctly
Merge pull request #640 from ReactiveCocoa/do-and-subscribe

Describe -do… and -subscribe… in Basic Operators document
Remove FRP section entirely, combine it with the intro
Remove unnecessary FRP shoutout
List all the patterns that RAC unifies
More understandable phrasing for how RAC models values
Rephrase the example about setting a textfield to the current time
Combine the two sentences about composing signals
Merge pull request #642 from ReactiveCocoa/newcomers-guide

Newcomers' guide
implement -concat as -flatten:1
Merge pull request #648 from ReactiveCocoa/concat-as-flatten

Implement -concat as -flatten:1
Add test which reproduces the issue #651
Overwrite super's designated initializer
Remove unnecessary nil checking