build(deps-dev): Bump standard-version from 5.0.1 to 5.0.2 (#26)

Bumps [standard-version](https://github.com/conventional-changelog/standard-version) from 5.0.1 to 5.0.2.
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<summary>Changelog</summary>

*Sourced from [standard-version's changelog](https://github.com/conventional-changelog/standard-version/blob/master/CHANGELOG.md).*

> ## [5.0.2](conventional-changelog/standard-version@v5.0.1...v5.0.2) (2019-03-16)
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<summary>Commits</summary>

- [`aad6a61`](conventional-changelog/standard-version@aad6a61) chore(release): 5.0.2
- [`3593b5a`](conventional-changelog/standard-version@3593b5a) chore: upgrade dotgitignore fixes [#231](https://github-redirect.dependabot.com/conventional-changelog/standard-version/issues/231)
- See full diff in [compare view](conventional-changelog/standard-version@v5.0.1...v5.0.2)
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[![Dependabot compatibility score](https://api.dependabot.com/badges/compatibility_score?dependency-name=standard-version&package-manager=npm_and_yarn&previous-version=5.0.1&new-version=5.0.2)](https://dependabot.com/compatibility-score.html?dependency-name=standard-version&package-manager=npm_and_yarn&previous-version=5.0.1&new-version=5.0.2)

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