Disable warnings about repeated __weak usage in tests
Reproducible failing test for #711
Refactor -flatten: to fix crash and use compound disposal
++xcconfigs (via libextobjc)
Remove redundant recursive synchronization in completeSignal()
Revert "Disable warnings about repeated __weak usage in tests"

This reverts commit e7e0abd638a6a9f247a1badb622f0896783394c0.
Merge pull request #713 from ReactiveCocoa/flatten-crash

Refactor -flatten: to fix crash and use RACCompoundDisposable
Add minimal failing test for #714
Fix RACSequence enumeration restarting

If the number of elements in the sequence equals the size of the fast
enumeration buffer, we would repeatedly enumerate it forever.
Merge pull request #717 from ReactiveCocoa/fold-left-bug

Fix RACSequence enumeration repeating forever
Merge branch 'master' into 2.0-development

Conflicts:
	ReactiveCocoaFramework/ReactiveCocoa/libextobjc