General
Added support for sending ArrayBuffer and UInt8Array objects via GM_xmlhttpRequest
Added the $DATETIME$ variable for use in script templates
Fixed response text encoding of fetch-based, non-utf8 GM_xmlhttpRequest
Reworked the storage implementation
Reworked the sandbox console to make its properties configurable
Fixed onurlchange so it fires on hash changes triggered by pushState
Fixed the configuration of script positions via drop down menu

UI
Added commands to jump to the next/previous linter problem
Made some more strings translatable (unit, editor commands)

Locales
Updated Italian translation | thanks to bovirus
Updated Portuguese-Brazil translation | thanks to igorruckert
Updated Japanese translation | thanks to shirayuki
Updated Vietnamese translation | thanks to IoeCmcomc

Internationalization support for the app.
Automatically detect the language of the browser and display the extension in the corresponding language.
Fixed a sometimes occurring issue when asking for a host permission
Fixed a bug that made the popup menu not scrollable