Switch DIG subject field to be a String rather than EMail type.
Switch DIG subject field to be a String rather than EMail type.

foam-framework/foam2,foam-framework/foam2,jacksonic/vjlofvhjfgm,jacksonic/vjlofvhjfgm,foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,foam-framework/foam2