discourse_api search broken

[oganer (Руслан Корнев)]

Hmmm, i’ve pushed some changes before, which allowed me to request topics by tags.

https://meta.discourse.org/t/the-official-discourse-tags-plugin-discourse-tagging/26482/29?u=oganer

By the way i can suggest this changes.

https://github.com/discourse/discourse_api/pull/74