Added endpoint for getting all brands. Added URL field to brands. Fixed indexing issue with brands (missing timestamp field)
Added filtering by site to getAllBrands, uses grouping
Fixed swagger path issues, get all brands uses facets now
Updated swagger-ui files
Merge pull request #82 from lujameva/brand_api_2

Added API endpoint for getting all brands
Merge branch 'develop' of github.com:gsegura/opencommercesearch into develop
add API support to persist brands and categories in mongo
integrate category api endpoint to use mongodb