Tag brands as categories
Add support for prefixing and postfixing the token name when looking for it in api request response.

This is done because the "create account" and "connect with nosto" requests returns the same tokens with different identifiers.
Disable protected cache variable call
Remove unused method
Fix config purge
Merge pull request #25 from Nosto/feature/tag-brand-pages

Tag brands as categories
Merge branch 'develop' into feature/config-notifications