[Snyk] Security upgrade karma from 2.0.0 to 3.0.0

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • package.json

⚠️ Warning

Failed to update the package-lock.json, please update manually before merging.

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	751/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 8.6	Command Injection SNYK-JS-NODEMAILER-1038834	Yes	Proof of Concept

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: karma

The new version differs by 122 commits.

• a4d5bdc chore: release v3.0.0
• 75f466d chore: release v2.0.6
• 5db9399 chore: update contributors
• eb3b1b4 chore(deps): update mime -> 2.3.1 (#3107)
• 732396a fix(travis): Up the socket timeout 2->20s. (#3103)
• 173848e Remove erroneous change log entries for 2.0.3
• 1002569 chore(ci): drop node 9 from travis tests (#3100)
• 02f54c6 fix(server): Exit clean on unhandledRejections. (#3092)
• 0fdd8f9 chore(deps): update socket.io -> 2.1.1 (#3099)
• 90f5546 fix(travis): use the value not the key name. (#3097)
• fba5d36 fix(travis): validate TRAVIS_COMMIT if TRAVIS_PULL_REQUEST_SHA is not set. (#3094)
• 56fda53 fix(init): add "ChromeHeadless" to the browsers' options (#3096)
• f6d2f0e fix(config): Wait 30s for browser activity per Travis. (#3091)
• a58fa45 fix(travis): Validate TRAVIS_PULL_REQUEST_SHA rather than TRAVIS_COMMIT. (#3093)
• 88b977f fix(config): wait 20s for browser activity. (#3087)
• 94a6728 chore: remove support for node 4, update log4js (#3082)
• c5dc62d docs: better clarity for API usage
• 0018947 chore: release v2.0.5
• 02dc1f4 chore: update contributors
• dc7265b fix(browser): ensure browser state is EXECUTING when tests start (#3074)
• 7617279 refactor(filelist): rename promise -> lastCompletedRefresh and remove unused promise (#3060)
• a701732 fix(doc): Document release steps for admins (#3063)
• 93ba05a fix(middleware): Obey the Promise API.
• 518cb11 fix: remove circular reference in Browser

See the full diff

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