tal: allow notifiers on NULL.
[ccan] / ccan / jset /
2017-07-23 David Gibsonjset: Use TCON_WRAP instead of TCON
2014-06-16 David Gibsonccan: Correct some poor conventions in _info includes
2011-09-23 Rusty Russelljbitset: rename to jset, use ccan/tcon