Merge #1376

1376: chore(deps): bump structopt from 0.3.12 to 0.3.13 r=MarkMcCaskey a=dependabot-preview[bot]

Bumps [structopt](https://github.com/TeXitoi/structopt) from 0.3.12 to 0.3.13.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/TeXitoi/structopt/blob/master/CHANGELOG.md">structopt's changelog</a>.</em></p>
<blockquote>
<h1>v0.3.13 (2020-04-9)</h1>
<ul>
<li>Bump <code>proc-macro-error</code> to <code>1.0</code>.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a href="https://github.com/TeXitoi/structopt/commits">compare view</a></li>
</ul>
</details>
<br />


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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Cargo.lock

@@ -1573,9 +1573,9 @@ checksum = "74490b50b9fbe561ac330df47c08f3f33073d2d00c150f719147d7c54522fa1b"
 
 [[package]]
 name = "proc-macro-error"
-version = "0.4.11"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7959c6467d962050d639361f7703b2051c43036d03493c36f01d440fdd3138a"
+checksum = "98e9e4b82e0ef281812565ea4751049f1bdcdfccda7d3f459f2e138a40c08678"
 dependencies = [
  "proc-macro-error-attr",
  "proc-macro2 1.0.9",
@@ -1586,9 +1586,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-error-attr"
-version = "0.4.11"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e4002d9f55991d5e019fb940a90e1a95eb80c24e77cb2462dd4dc869604d543a"
+checksum = "4f5444ead4e9935abd7f27dc51f7e852a0569ac888096d5ec2499470794e2e53"
 dependencies = [
  "proc-macro2 1.0.9",
  "quote 1.0.2",
@@ -2167,9 +2167,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "structopt"
-version = "0.3.12"
+version = "0.3.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8faa2719539bbe9d77869bfb15d4ee769f99525e707931452c97b693b3f159d"
+checksum = "ff6da2e8d107dfd7b74df5ef4d205c6aebee0706c647f6bc6a2d5789905c00fb"
 dependencies = [
  "clap",
  "lazy_static",
@@ -2178,9 +2178,9 @@ dependencies = [
 
 [[package]]
 name = "structopt-derive"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f88b8e18c69496aad6f9ddf4630dd7d585bcaf765786cb415b9aec2fe5a0430"
+checksum = "a489c87c08fbaf12e386665109dd13470dcc9c4583ea3e10dd2b4523e5ebd9ac"
 dependencies = [
  "heck",
  "proc-macro-error",