added 'internal' as the reserved Variable name for swift
added 'internal' as the reserved Variable name for swift

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