Test -rac_signalForSelector: support for -respondToSelector:
Redefine -respondsTo… for -rac_signalFor… on KVO'd target
Make subscription side effects explicit
Comment on the need to implement -respondsToSelector:
u before a, except after c
Letters, how do they work?
Fix misplaced tab
s/is/may be
Use -publish/-connect to cause subscription side-effects
Describe setup of KVO -respondsToSelector: test
Merge in ext_getImmediateInstanceMethod
Make use of rac_getImmediateInstanceMethod
More detail in -respondsToSelector: comment
Merge pull request #891 from ReactiveCocoa/kvo-respond-to-selector

Implement -respondsToSelector: when using -rac_signalForSelector: on KVO'd target