core: Do a delayed rejoin on 437.
core: Do a delayed rejoin on 437.

Fixes #48.


Former-commit-id: d773c5786c5a8df686caf74c0e0dab4b32bdd004 [formerly 6e098dfcb04957f97da548f7f9df79b6999ccc50]
Former-commit-id: c43c1d3e6668717228e91b0bb4845bb4b4bde269
torhve/ivar2,haste/ivar2,torhve/ivar2,torhve/ivar2