Allow height/width to be passed to HordeCore.popupWindow()
popup window should appear on the same screen it was triggered
Better height determination of popup compose window on portrait positioned monitors
Abstract out compose attachment metadata into object that all storage drivers use
All images might not load, so we do need to resize after every loaded image

we already rate limit re-entry into lazy loading function, so that's not
a concern
Don't log Turba Facebook errors at an ERR level

Token expirations are filling my log file with ERR messages. These
aren't errors.  *Maybe* NOTICE worthy at best. The token probably should
be deleted the first time this happens.