Added marks for very recently (24 hours) and recently (7 days) modified files.  Added and used global now, entry.getmtime(), and entry.emit_marks().
Added marks for very recently (24 hours) and recently (7 days)
modified files.  Added and used global now, entry.getmtime(), and
entry.emit_marks().

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator