[Web APIs] GET `/api/rubygem/bnext_robt/get_feeds/` added and GET `/api/v1/article/filter/` modified
[Web APIs] GET `/api/rubygem/bnext_robt/get_feeds/` added and GET `/api/v1/article/filter/` modified

SOA-Upstart4/bnext_service,SOA-Upstart4/bnext_service