Export body portal (#46)

* export body portal component

* also export body portal context

Author: jivey

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@openstax/ui-components",
-  "version": "1.10.0",
+  "version": "1.10.1",
   "license": "MIT",
   "source": "./src/index.ts",
   "types": "./dist/index.d.ts",

src/index.ts

@@ -1,3 +1,5 @@
+export * from './components/BodyPortal';
+export * from './components/BodyPortalSlotsContext';
 export * from './components/Button';
 export * from './components/ButtonBar';
 export * from './components/Checkbox';