Update ChangeLog date for v1.1.2

Merge pull request #113 from simeji/feature/jmespath-amp-field-suggestion

Address Codex review feedback on &field completion

Bump version to 1.1.2 (patch release)

Add &field candidate completion for JMESPath function arguments

Merge pull request #112 from simeji/feature/add-jekyll-gh-pages-workflow

Add Jekyll GitHub Pages deployment workflow

Merge pull request #111 from simeji/feature/github-pages

Move github-pages gem to development group in Gemfile

Add Jekyll build artifacts to .gitignore

Add GitHub Pages site with Jekyll minimal-mistakes theme

Merge pull request #110 from simeji/feature/performance-large-json

Use json-iterator for faster JSON encoding (~30% speedup on large files)

Merge pull request #109 from simeji/feature/update-readme-gif

Update initial query demo GIF in README