Release v2.0.0: Drop support for IE 6-8, Ruby 2.1, RubyGems 1.8.24 · geminabox/geminabox

Breaking changes from 1.4.1

Drop support for IE 6-8 from end-user Web UI. (#361)
Drop Ruby 2.1 and earlier support as runtime in geminabox 1.5.0. Minimum Ruby version is now 2.2.0. (#410)
Drop RubyGems 1.8.24 and earlier in geminabox 1.5.0. Minimum RubyGems version is now 1.8.25. (#423)

Replace jQuery-based scripts with vanilla JS by @tnir in #361
update certificates by @ahorek in #363
Unpin capybara-mechanize on test by @tnir in #372
Use GitHub Actions for CI instead of Travis CI by @tnir in #360
Fix typo in Actions badge URL by @tnir in #376
Pin multipart-post 2.1.x on Ruby 2.2 on CI by @tnir in #383
Use SVG format for Gemfury badge by @tnir in #380
Bump actions/checkout from 2 to 3 by @tnir in #387
Enable dependabot by @tnir in #388
Unpin capybara-mechanize gem on CI by @tnir in #393
remove File.exists? deprecation warning by @skaes in #384
removed confusing backtrace from test output by @skaes in #386
Migrate Changelog entries for 1.0.0 and later to GitHub by @tnir in #405
Enable stale action for issues and PRs by @tnir in #407
Drop Ruby 2.1 and earlier support by @tnir in #410
Add RuboCop 1.30.1 as linter by @tnir in #409
Enable rubocop-minitest in RuboCop by @tnir in #417
Enable rubocop-rake in RuboCop by @tnir in #418
remove has_rdoc from fixtures by @ahorek in #356
Bump to 2.0.0.pre by @tnir in #420
Build a pre-version gem and publish to Packages (for testing purpose only) by @tnir in #421
Get rid of hardcoded paths by @ahorek in #419
Drop RubyGems 1.8.24 and earlier by @tnir in #423
Bump ruby from 2.4.3 to 3.1.2 (in Dockerfile) by @dependabot in #390
Prettier JavaScript files by @tnir in #431
Enable Prettier for JS files on Actions by @tnir in #432
Enable Prettier for CSS files on Actions by @tnir in #433
Prepare 2.0.0.rc.1 by @tnir in #436

Full Changelog: v1.4.1...v2.0.0 or since 1.5.0, see v1.5.0...v2.0.0