Auto merge of #26781 - servo:dependabot/cargo/tokio-io-0.1.13, r=jdm

build(deps): bump tokio-io from 0.1.8 to 0.1.13

Bumps [tokio-io](https://github.com/tokio-rs/tokio) from 0.1.8 to 0.1.13.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/tokio-rs/tokio/blob/tokio-0.1.13/CHANGELOG.md">tokio-io's changelog</a>.</em></p>
<blockquote>
<h1>0.1.13 (November 21, 2018)</h1>
<ul>
<li>Fix <code>Runtime::reactor()</code> when no tasks are spawned (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/721">#721</a>).</li>
<li><code>runtime::Builder</code> no longer uses deprecated methods (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/749">#749</a>).</li>
<li>Provide <code>after_start</code> and <code>before_stop</code> configuration settings for
<code>Runtime</code> (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/756">#756</a>).</li>
<li>Implement throttle stream combinator (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/736">#736</a>).</li>
</ul>
<h1>0.1.12 (October 23, 2018)</h1>
<ul>
<li>runtime: expose <code>keep_alive</code> on runtime builder (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/676">#676</a>).</li>
<li>runtime: create a reactor per worker thread (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/660">#660</a>).</li>
<li>codec: fix panic in <code>LengthDelimitedCodec</code> (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/682">#682</a>).</li>
<li>io: re-export <code>tokio_io::io::read</code> function (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/689">#689</a>).</li>
<li>runtime: check for executor re-entry in more places (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/708">#708</a>).</li>
</ul>
<h1>0.1.11 (September 28, 2018)</h1>
<ul>
<li>Fix <code>tokio-async-await</code> dependency (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/675">#675</a>).</li>
</ul>
<h1>0.1.10 (September 27, 2018)</h1>
<ul>
<li>Fix minimal versions</li>
</ul>
<h1>0.1.9 (September 27, 2018)</h1>
<ul>
<li>Experimental async/await improvements (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/661">#661</a>).</li>
<li>Re-export <code>TaskExecutor</code> from <code>tokio-current-thread</code> (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/652">#652</a>).</li>
<li>Improve <code>Runtime</code> builder API (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/645">#645</a>).</li>
<li><code>tokio::run</code> panics when called from the context of an executor
(<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/646">#646</a>).</li>
<li>Introduce <code>StreamExt</code> with a <code>timeout</code> helper (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/573">#573</a>).</li>
<li>Move <code>length_delimited</code> into <code>tokio</code> (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/575">#575</a>).</li>
<li>Re-organize <code>tokio::net</code> module (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/548">#548</a>).</li>
<li>Re-export <code>tokio-current-thread::spawn</code> in current_thread runtime
(<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/579">#579</a>).</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="b117fc1d65"><code>b117fc1</code></a> Bump version to v0.1.13 (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/771">#771</a>)</li>
<li><a href="272e09d349"><code>272e09d</code></a> threadpool: remove smoke example (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/764">#764</a>) (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/770">#770</a>)</li>
<li><a href="3235749006"><code>3235749</code></a> threadpool: refactor pool shutdown (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/769">#769</a>)</li>
<li><a href="9c037044c4"><code>9c03704</code></a> threadpool: rename inner to something more descriptive (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/768">#768</a>)</li>
<li><a href="3658e10045"><code>3658e10</code></a> uds: implement UnixDatagramFramed (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/453">#453</a>)</li>
<li><a href="ed3ece266b"><code>ed3ece2</code></a> current-thread: fix shutdown on idle (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/763">#763</a>)</li>
<li><a href="9b1a45cc6a"><code>9b1a45c</code></a> tests: handle errors properly in examples (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/748">#748</a>)</li>
<li><a href="477fa5580a"><code>477fa55</code></a> ci: Don't deploy docs if $TARGET is set (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/762">#762</a>)</li>
<li><a href="bb6cca8ff0"><code>bb6cca8</code></a> tests: switch to Windows Server 2016 for AppVeyor builds. (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/761">#761</a>)</li>
<li><a href="e166c4d912"><code>e166c4d</code></a> Implement throttle combinator (<a href="https://github-redirect.dependabot.com/tokio-rs/tokio/issues/736">#736</a>)</li>
<li>Additional commits viewable in <a href="https://github.com/tokio-rs/tokio/compare/tokio-io-0.1.8...tokio-0.1.13">compare view</a></li>
</ul>
</details>
<br />

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Cargo.lock

@@ -5912,9 +5912,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-io"
-version = "0.1.8"
+version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d6cc2de7725863c86ac71b0b9068476fec50834f055a243558ef1655bbd34cb"
+checksum = "57fc868aae093479e3131e3d165c93b1c7474109d13c90ec0dda2a1bbfff0674"
 dependencies = [
  "bytes",
  "futures",