fix: timeouts due to audio, video elements

v0.3.2-beta

Packages affected

@sa11y/jest              v0.1.4-beta.0 packages/jest
@sa11y/wdio             v0.1.1-alpha.0 packages/wdio
@sa11y/preset-rules      v0.2.1-beta.0 packages/preset-rules
@sa11y/format            v0.2.2-beta.0 packages/format
@sa11y/assert            v0.1.4-beta.0 packages/assert
@sa11y/browser-lib      v0.1.1-alpha.0 packages/browser-lib
@sa11y/common            v0.2.1-beta.0 packages/common
@sa11y/test-utils        v0.2.1-beta.0 packages/test-utils       (PRIVATE)
@sa11y/test-integration  v0.1.3-beta.0 packages/test-integration (PRIVATE)

Released to NPM: True

Fixes 🐛

• preset-rules: disable preloading media in axe config to fix timeout (#39)

Chores 🧹

• update to next major release of TypeScript 4.0 bringing increased build speeds and other improvements (#37)
• update to next major release of typescript-eslint/typescript-eslint containing several breaking changes (#37)
• update to patch release of axe-core 4.0.2 (#37)
• bump version of packages as they hadn't been bumped since 0.2.0-beta (#39)
• add cmd to ensure pkg versions are bumped (#39)

Refactor ♻

• Fix code to take care of the new errors from the upgraded versions (#37)
  • Silencing rules only as last resort esp. in non application code (test, config etc)
• Fix how default options are processed for formatter (#37)
• Fix chained npm cmds to depend on previous exit code (#37)
• Reuse common typescript config for eslint (#37)

Documentation 📝

• Add caution notices about color contrast and headless mode (#39)