--within only worked with dateUpdated, fixes to work with date too.

Author: zachleat

src/Importer.js

@@ -321,7 +321,7 @@ class Importer {
 				}
 
 				if(entry.date) {
-					if(DateCompare.isTimestampWithinDuration(entry.dateUpdated.getTime(), options.within)) {
+					if(DateCompare.isTimestampWithinDuration(entry.date.getTime(), options.within)) {
 						return true;
 					}
 				}