This is a groady submit. This is where I take all of the things that were

This is a groady submit.  This is where I take all of the things that were
tacky or sleazy related to character encoding and basically apply pain killer
to them.  Most of the tests were clearly made up and were just
institutionalizing what we did instead of thinking about what was right.
Remove the '-c' flag.

git-svn-id: http://gpsbabel.googlecode.com/svn/trunk@4670 f51c46e8-681c-474f-0cfe-069cfd0219fb