Rollup merge of #52863 - steveklabnik:update-books, r=Mark-Simulacrum

Mark-Simulacrum · web-flow · commit b5c3dbc7c3ef · 2018-07-30T16:40:22.000-06:00
update books for new release r? @Mark-Simulacrum
diff --git a/src/doc/book b/src/doc/book
@@ -1 +1 @@
-Subproject commit f475da63a18d50217459a601cbef69a4bcac5e71
+Subproject commit 88cdde350fd3a90c93f3bac8b4f168f105d28060
diff --git a/src/doc/nomicon b/src/doc/nomicon
@@ -1 +1 @@
-Subproject commit 66ef7373409d1979c2839db8886ac2ec9b6a58cd
+Subproject commit 790e96b87f4b5817cac310e73a524d25c3d076d8
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit d2a64395a5210a61d3512a3a5c615f5c47699443
+Subproject commit e3719fc78ff4a21dfd13cfcc9e2ca42cb5de29f4
