Bump gopkg.in/yaml.v2 from 2.2.4 to 2.2.7

[dependabot-preview[bot]]

Bumps gopkg.in/yaml.v2 from 2.2.4 to 2.2.7.

Commits

- [`1f64d61`](https://github.com/go-yaml/yaml/commit/1f64d6156d11335c3f22d9330b0ad14fc1e789ce) Fix issue in simple_keys improvements ([#548](https://github-redirect.dependabot.com/go-yaml/yaml/issues/548)) - [`a95acef`](https://github.com/go-yaml/yaml/commit/a95acef3719e5e9f7614cc90a119dee4699291eb) Update travis config to use latest go versions ([#540](https://github-redirect.dependabot.com/go-yaml/yaml/issues/540)) - [`36babc3`](https://github.com/go-yaml/yaml/commit/36babc3691687601732d9e2571b698be4116469a) Port stale simple_keys fix to v2 ([#543](https://github-redirect.dependabot.com/go-yaml/yaml/issues/543)) - [`770b8da`](https://github.com/go-yaml/yaml/commit/770b8dae4cf00919e5eafffbd8d58186294b61b5) Fix Decorder doc typo ([#494](https://github-redirect.dependabot.com/go-yaml/yaml/issues/494)) - [`1ed5951`](https://github.com/go-yaml/yaml/commit/1ed59511881fdb008c1e618e9f219ce0704e658e) Add Go 1.10-13 to travis setup. - [`f90ceb4`](https://github.com/go-yaml/yaml/commit/f90ceb4f409096b60e2e9076b38b304b8246e5fa) Fix check for non-map alias merging in v2 ([#529](https://github-redirect.dependabot.com/go-yaml/yaml/issues/529)) - [`970885f`](https://github.com/go-yaml/yaml/commit/970885f01c8bc1fecb7ab1c8ce8e7609bda45530) Trivial style tuning on last change. - See full diff in [compare view](https://github.com/go-yaml/yaml/compare/v2.2.4...v2.2.7)

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot merge` will merge this PR after your CI passes on it - `@dependabot squash and merge` will squash and merge this PR after your CI passes on it - `@dependabot cancel merge` will cancel a previously requested merge and block automerging - `@dependabot reopen` will reopen this PR if it is closed - `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself) - `@dependabot use these labels` will set the current labels as the default for future PRs for this repo and language - `@dependabot use these reviewers` will set the current reviewers as the default for future PRs for this repo and language - `@dependabot use these assignees` will set the current assignees as the default for future PRs for this repo and language - `@dependabot use this milestone` will set the current milestone as the default for future PRs for this repo and language - `@dependabot badge me` will comment on this PR with code to add a "Dependabot enabled" badge to your readme Additionally, you can set the following in your Dependabot [dashboard](https://app.dependabot.com): - Update frequency (including time of day and day of week) - Pull request limits (per update run and/or open at any time) - Automerge options (never/patch/minor, and dev/runtime dependencies) - Out-of-range updates (receive only lockfile updates, if desired) - Security updates (receive only security updates, if desired)

[dependabot-preview[bot]]

Looks like gopkg.in/yaml.v2 is up-to-date now, so this is no longer needed.