sjjaffe/cpp-useful-iterators @ 52b436acc9636f7cefd11fc1bf7afc41da742f51

Sam Jaffe 52b436acc9 refactor: add sentinel difference features (TODO: move back to facade)		2 gadi atpakaļ
..
arrow_proxy.h	e6d134f65d cleanup: remove unused value_proxy/ignore_proxy	2 gadi atpakaļ
macro.h	6fe7f6a52c breaking: implement a category enum instead of using deduction	2 gadi atpakaļ
recursive_traits.h	42718949c2 fix: compiler errors and test errors	2 gadi atpakaļ
traits.h	52b436acc9 refactor: add sentinel difference features (TODO: move back to facade)	2 gadi atpakaļ
undef.h	5ee6fea85e refactor: make end_aware_iterator a proxy to allow random/bidirectional	2 gadi atpakaļ