Update The Book to latest

Let's check out https://github.com/rust-lang/book/pull/1505 on nightly
This commit is contained in:
steveklabnik 2018-09-18 16:52:47 -04:00
parent 79fcc58b24
commit e3d0d0f5ed

@ -1 +1 @@
Subproject commit cff0930664b688f1dd22aefb3d16944eb4cdbfd5
Subproject commit fa91738b66367b6f70b078251868a071f1991ace