Rollup merge of rust-lang#59569 - gruberb:add-title-for-unstable-book, r=frewsxcv

Centril · web-flow · commit 7da27b261a7b · 2019-03-30T23:14:43.000+01:00
Add book.toml with title to unstable-book doc Adding a title to the unstable book based on rust-lang#59554
diff --git a/src/doc/unstable-book/book.toml b/src/doc/unstable-book/book.toml
@@ -0,0 +1,2 @@
+[book]
+title = "The Rust Unstable Book"
