put a border on the progress bar so it looks nicer

git-svn-id: svn://svn.icculus.org/fs2open@10339 387891d4-d844-0410-90c0-e4c51a9137d3
add downloadCancelled to possible download events

git-svn-id: svn://svn.icculus.org/fs2open@10340 387891d4-d844-0410-90c0-e4c51a9137d3
correctly log whether a mod is selected for the BASIC configuration

git-svn-id: svn://svn.icculus.org/fs2open@10341 387891d4-d844-0410-90c0-e4c51a9137d3
temporary thread logging code

git-svn-id: svn://svn.icculus.org/fs2open@10342 387891d4-d844-0410-90c0-e4c51a9137d3
logging fix and tweak

git-svn-id: svn://svn.icculus.org/fs2open@10343 387891d4-d844-0410-90c0-e4c51a9137d3
we were not necessarily setting the downloader on the event-dispatch thread, so make sure we do that

git-svn-id: svn://svn.icculus.org/fs2open@10344 387891d4-d844-0410-90c0-e4c51a9137d3
change the way tasks are submitted/managed, so as to hopefully shut them down more cleanly

git-svn-id: svn://svn.icculus.org/fs2open@10345 387891d4-d844-0410-90c0-e4c51a9137d3
properly fix the downloader gui for cancelled downloads

git-svn-id: svn://svn.icculus.org/fs2open@10346 387891d4-d844-0410-90c0-e4c51a9137d3