- In withMulti, fixed how loadMoreInc passes variables to fetchMore
- Added the "allowNull" option to single resolver to return null instead of throwing a MissingDocumentError
- Added extended SimpleSchema options to support "unique" field property (field can be used as part of a selectorUnique when querying for data)
- When generating schema, populate fields.selector and fields.selectorUnique
1. make intl fields use [IntlValue] and [IntlValueInput] types
2. add isIntlData marker to fields storing intl data
3. only validate intl fields that are marked as required
4. remove all instance of `__typename` from documents in edit forms
