Put all keys in consistent order and remove/fix bogus mime types, some
assigned to programs that don't even open files. Those files could use
some TLC from translators to provide translated names and tooltips, I
preserved some of the french that was already in the files.
Ian McInerney
Steven A. Falco
taotieren
Marco Ciampa
José Ignacio Romero
Blair Bonnett
Dick Hollenbeck