• feat(query): support for collectionGroup query - #233 - @hiddenchemistry
• fix(orderedReducer): DOCUMENT_MODIFIED action updates index in array - #230
• fix(statusReducer): UNSET_LISTENER action type correctly updates status - @esbenvb
• fix(query): support FieldPath within query config - 619 of react-redux-firebase
• chore(deps): update immer, lodash, and reduce-reducers
• chore(deps): update dev dependencies including babel and eslint
• chore(core): drop node 6 support for development (due to newer eslint and other dev deps)
• chore(ci): add node 12 and remove node 6 from CI version matrix
• chore(eslint): switch eslintrc files to js format
• chore(eslint): replace eslint-config-airbnb with eslint-config-airbnb-base