URL tags don't work with HTTPS links

[georgemaschke]

Under v 0.8.8, when composing a message, click on the "URL" button and enter a URL that begins with "https" instead of the pre-filled "http". Parsing of the URL will fail, producing a result like this (where the input was "https://www.wire.com"):

[url=https://www.wire.com][/url]​