[Security] Bump morgan from 1.9.0 to 1.9.1

[dependabot-preview]

Bumps morgan from 1.9.0 to 1.9.1. This update includes security fixes.

Vulnerabilities fixed

Sourced from The npm Advisory Database.

Code Injection
Verisons of morgan before 1.9.1 are vulnerable to code injection when user input is allowed into the filter or combined with a prototype pollution attack.

Affected versions: <=1.9.0

Sourced from The Node Security Working Group.

Arbitrary Code Injection
Code Injection Vulnerability in morgan Package

Affected versions: <1.9.1

Release notes

Sourced from morgan's releases.

1.9.1

• Fix using special characters in format
• deps: depd@~1.1.2
  • perf: remove argument reassignment

Changelog

Sourced from morgan's changelog.

1.9.1 / 2018-09-10

• Fix using special characters in format
• deps: depd@~1.1.2
  • perf: remove argument reassignment

Commits

• 572dd93 1.9.1
• e02de38 lint: apply standard 12 style
• e329663 Fix using special characters in format
• eb1968a tests: use strict equality checks
• 310b206 build: use yaml eslint configuration
• 5810937 build: Node.js@9.11
• f60afd5 build: Node.js@8.11
• 5295b0c build: eslint-plugin-standard@3.1.0
• 178daaf build: eslint-plugin-promise@3.8.0
• 7b08641 build: eslint-plugin-import@2.12.0
• Additional commits viewable in compare view

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