Mozilla Connect

In my opinion it would be a UX improvement when opening the hamburger menu on a right swipe, when there is no action set for right swipe (None). This would help with one hand navigation and very useful on larger phones.

The horizontal scroll bar is showing in the mail List, when pulling to refresh. In my opinion this should not happen. See the light bar in the screenshot highlighted with the red arrow.   Just with my other idea I can try to implement it on my own.

When using Gmail accounts with Thunderbird (Mobile) the default Gmail folders come with a "[Gmail]/" prefix. This ruins the aesthetics. See screenshot. I am not sure how Thunderbird manages syncing internally, but that would mean that the folder Name...