fix(current-refinements): include/exclude (#51)

* fix(current-refinements): include/exclude

fixes #48
closes #39

Basically there's no need for a includedAttributes on clearRefinements for now, since it will be able with transformItems, so this PR supersedes both

* chore: remove includedAttributes

Author: Haroenv

content/widgets/current-refinements.md

@@ -42,9 +42,7 @@ classes:
 options:
   - name: attributes
     description: Label definitions for the different filters.
-  - name: whitelist
-    description: list of attributes to show
-  - name: blacklist
+  - name: excludedAttributes
     description: list of attributes not to show
   - name: clearsQuery
     default: false