Perhaps update in About Avidemux to 2017
or use function it updates automaticaly
and use the ascii character Ã,© in the sources?
Ã,©Replacing in lines containing copyright notice like (c) with
Ã,© :
Quoteplugin (c) Mean 2009
Quote(c) 2014 Mean/Gruntster
...
to:
Quoteplugin Ã,© Mean 2009
Ã,© 2014 Mean/Gruntster