Fix grey forums tab.

The comment above the new property explains.
Save (first frame of) animated gifs from preview.

I don't know of a way to save the whole animated gif to the saved photos album.
This is as close as I've come.
Remove unused frameworks from xcodeproj.
Formatting.
Fix double-tap < > buttons in reply menu submenus.

The menu would be re-shown starting on the second "page" of menu items, which
either confused UIMenuController or was a symptom of something screwy therein.
Quickly hiding and re-showing the menu seems to reset it.
Hide cut/copy/paste/delete in reply menu submenus.

This is how it used to work; I didn't notice we'd let them back in at some
point. Probably when switching to PSMenuItem.
Update Default-Landscape.png to show sidebar.

We default to the sidebar always showing in landscape.