Only ever ignore files that we can discover as text/plain
Only ever ignore files that we can discover as text/plain

Otherwise we'd be ignoring files for which we don't have magic,
which seems to happen a lot for MPEG-4 files, and their ever-growing
ftypes.

MathieuDuponchelle/totem-pl-parser,pwithnall/totem-pl-parser,MathieuDuponchelle/totem-pl-parser,MathieuDuponchelle/totem-pl-parser,MathieuDuponchelle/totem-pl-parser,pwithnall/totem-pl-parser