HTTP responses sometimes were not rendered if they had the Content-Type header set to JSON but they were not actually parseable as JSON.
HTTP response headers sometimes did not render properly when they had angle brackets (such as the Link header).
HTTP requests sometimes could not be exported when they had spaces in the URL.
Windows: overriding the language in the settings dialog previously had no effect.
MacOS: the URL bar did not focus when pressing Command-L.
MacOS: the export dialog did not actually copy the code to the system clipboard.
