Log Message:
Update to 2.0.8.

Upstream changes:

 - Update copyright years. Noticed by Margo Seltzer.
 - Fix handling of file creation in emufs, again.
 - Fix another issue with dropped input handling, reported by Sam
   Fishman.
 - Print more info with exception traces.
 - Remove obsolete disk sizes from sys161.conf.sample.
 - Reuse emufs handles when the same object is reopened. ".." usage
   now behaves itself. Mostly from Sam Fishman.
 - Remove stray debug print.