Search In Sidebar Ver4.0 Released

New Features in Ver 4.0

・Features
　・User Agent
　　Changing the user agent is available. This feature requires a host permission. Open the options page and enable the host permission to enable this feature. This feature effects all pages of extensions which you have installed.
　・Text Selection
　　Text selection in the sidebar is enabled.
　・Support scrolling on DuckDuckGo
　　Scroll bar is enabled on DuckDuckGo in the sidebar.

・Others
　・For Developers
　　Refactor code.
https://github.com/Soushi-Atsumi/Search-in-Sidebar
https://addons.mozilla.org/firefox/addon/search-in-sidebar/