SearX Search PaulGO per B.Sawat

Adds SearX PaulGO server as the default search engine in your browser.

Forked from Hedreon's SearX Search, changing SearX server to PaulGO.io from SearX.org.

Original extension: https://cup.aihedy.com/en-US/firefox/addon/searx-search/

Fork's source code: https://github.com/AniiKai/SearX-Search-PaulGO