[HH] Added `..` directory to the listings.
[Aggregator] "Mark all as (un)read" confirmation.

Closes #1411.
Merge branch 'master' of github.com:0xd34df00d/leechcraft
[Core] Fix closing last tab with mid button with lots of tabs.

If there were more tabs than toolbar can handle so that the the "plus"
dummy tab became a button, it wasn't possible to close the last one.

Fixes #1410.
[Poshuku] Abort the reply after it has been handled.

The error code is broken otherwise.
[Poshuku] Debug output for unsupported content.