Link to the Options page from the UI

[rviscomi]

Make it easier to configure the extension by linking directly to the Options page (chrome-extension://ahfhijdlegdabablpippeagghigmibma/src/options/options.html) from the popup UI.

I can't design but maybe something like this:

[tunetheweb]

This is already available from the extension settings button:

But no harm to also have more explicit.