Bump version to v0.1.9 (#666)

This also includes bumps to subcrates.

* tokio-async-await (0.1.4)
* tokio-codec (0.1.1)
* tokio-current-thread (0.1.2)
* tokio-executor (0.1.5)
* tokio-io (0.1.9)
* tokio-reactor (0.1.6)
* tokio-tcp (0.1.2)
* tokio-threadpool (0.1.7)
* tokio-timer (0.2.7)

tokio-current-thread/src/lib.rs

@@ -1,3 +1,6 @@
+#![doc(html_root_url = "https://docs.rs/tokio-current-thread/0.1.2")]
+#![deny(warnings, missing_docs, missing_debug_implementations)]
+
 //! A single-threaded executor which executes tasks on the same thread from which
 //! they are spawned.
 //!
@@ -22,9 +25,6 @@
 //! [`block_on_all`]: fn.block_on_all.html
 //! [executor module]: https://docs.rs/tokio/0.1/tokio/executor/index.html
 
-#![doc(html_root_url = "https://docs.rs/tokio-current-thread/0.1.1")]
-#![deny(warnings, missing_docs, missing_debug_implementations)]
-
 extern crate futures;
 extern crate tokio_executor;