rule fix: Allow fallback labels when input has id (#951) (54fa569)
rule fix: Updating aria 1.1 allowed attributes (#964) (c3249c1)
rule fix: Allow aria-errormessage with fallback (17608b6)
rule fix: Ignore abstracts in determining element roles (1af6088)
rule fix: Add combobox and radio required properties (e80af7a)
rule fix: Allow all ARIA idref(s) to be empty (1498696)
rule fix: Allow divs as groups in dl (#1076) (f4f6df6), closes #262
rule fix: Allow live-region and dialog in region rule (#1073) (fb6438b)
rule fix: Allow only-dlitem / only-listitem to have any hidden content (#1098) (6034aae), closes #1021
rule fix: Do not flag font icons in color-contrast rule (#1095) (b6ac084), closes #1068
rule fix: Do not require media captions / descriptions (#1075) (289f623), closes #816
rule fix: improve messaging for hidden labels (ae07b8e)
rule fix: Ignore abstracts in determining element roles (e3b1e1d)
rule fix: Correctly handle role attribute on lists and listitems. (#949) (3a8729b)
core: allow returning a Promise in jsdom from axe.run (#943) (3858a1f)
typescript: Correct Check.evaluate and Check.after type definitions (#976) (db3ed40), closes #974
typescript: Typescript interface updates (#973) (f8c9905), closes #972
messages: Clearer fail message for aria-labelledby (956281b)
messages: Consistent landmark rule/check descriptions (#1003) (d792970)
messages: Show attribute in message (#1061) (9ff5d54)
Check data is an array of IDs (d64bc5f)
Don't crash with slot elements without shadowDOM (#977) (cc044af)
Generate jsdoc(umentation) (9f9b15b)
Stop indexOf override from crashing Axe (#968) (e3329ce)
Use node.matches* in place of prototype.matches* to prevent IE crash (#956) (ebdb590)

Features

new rule: Added new html-xml-lang-mismatch rule (#999) (7452a51)
new rule: aria-allowed-role (#945) (c270a46)
new rule: css-orientation-lock (wcag21) (#1081) (4ae4ea0)
new rule: Add WCAG 2.1 autocomplete-valid rule (e6189ce)
rule fix: Flag unsupported roles (#1064) (5515ee6)
rule fix: Remove non-existing "text" role (#1069) (67ec1f5)
rule fix: Break up duplicate-id rule for ARIA+labels and active elements (2ecfea7)
rule fix: Tag aria rules as WCAG 2, SC4.1.2 issues (e7816c0)
core: Allow rules to access CSSOM assets (#958) (5d6c1fa)
core: Add doT template engine (#1024) (f6f08d4)
commons: Add aria.getRole method (1d2a0e4)
commons: Add text.isValidAutocomplete method (8d44fe4)
i18n: Add runtime localization support (#1036) (7d4b70f)
i18n: Update FR (french) translation file for 3.1 release (#1089) (4a5cad0)
i18n: Update ja (Japanese) locale for 3.1 release (#1101) (ef6cd86)
deprecate: Deprecate audio-caption rule (#1071) (3b05fee)