feat(format): add exception list to filter selected results

v0.4.0-beta

Features ✨

• format: add an exception list filter to filter a11y violations
• browser-lib: add wrapper function to check a11y with option to filter violations

Documentation 📝

• docs: add lwc a11y doc link to resources

Chores 🧹

• test(wdio): refactor to extract wdio standalone setup, teardown; created #42
• refactor(common): create type alias for axe results for reuse

Version bump 📦

 - @sa11y/browser-lib: 0.1.1-alpha.0 => 0.2.0-alpha.0
 - @sa11y/format: 0.2.2-beta.0 => 0.3.0-beta.0
 - @sa11y/common: 0.2.1-beta.0 => 0.2.2-beta.0
 - @sa11y/jest: 0.1.4-beta.1 => 0.1.5-beta.0
 - @sa11y/wdio: 0.1.1-alpha.1 => 0.1.2-alpha.0
 - @sa11y/test-integration: 0.1.4-beta.0 => 0.1.5-beta.0 (private)
 - @sa11y/test-utils: 0.2.2-beta.0 => 0.3.0-beta.0 (private)

Released to NPM: True

PRs: #44