Stig

Fixed:
* Catch RuntimeError from urwid

Fixed bugs:
* Remove urwid patch that became incompatible with urwid ~2.1.0
(Fixes AttributeError: module 'urwid' has no attribute 'decoration')

Fixed bugs:
* Further improvements for upcoming urwid release, making the TUI more
responsive (All thanks to rsekman!)

Fixed bugs:
* Improve compatibility with upcoming urwid release

Fixed bugs:
* Fix AttributeError: module 'stig.objects' has no attribute 'aioloop'
when removing 10 or more torrents via the CLI

Other changes:
* "unbind --all t" now unbinds "t" in all keybinding contexts.

Fixed bugs:
* Removed tilde expansion from completion candidates for the :move command