Delete CVSROOT
Remove placeholder version number from directory name.
Added .gitignore files.
Rebuilt configure script with current version of autoconf.
Eliminate some compiler warnings.
Added .gitignore.
Rebuilt configure script with current version of autoconf.
Remove version number from nufxlib directory.
Fix compiler warning.
Update version to 2.2.2 ("bug" version bump).  Nudge the
copyright banner.