Import uget-1.10.3 as wip/uget.

uGet is an Open Source download manager application developed with GTK+. uGet
uses very few resources while at the same time packs an unparalleled powerful
feature set. These features include a Queue, Pause/Resume, Multi-Connection
(with adaptive segment management), Mirrors (multi-source), Multi-Protocol,
Advanced Categorization, Clipboard Monitor, Batch Downloads, Individualized
Category Default Settings, Speed Limiting, Total Active Downloads Control, and
so much more!
+uget; This is the successor to net/urlgfe. Once the binary doesn't dump
core on execution, we could replace urlgfe.