instead of throwing an IllegalStateException

Console themes: rework ieshim.css for classic/ie; Classic & Light tweaks; I2PSnark vanilla/ubergine edits.

base code fixes.

               don't copy to config dir at install.

      The only defecency is that if one is running, that it considers the
      entire pliugin to be running. I'm not sure if that is a good thing
      or a bad thing, but the other code checks threads that way.

* Change the debian target to build binary and source, add a debian-binary target

      - Limit number of parallel requests of a single piece when in the end game
      - Shorten and weight the speed tracker so the display is more
        reflective of current speed