no longer completely fail on one wrong entry

U17 might have caused some journal bugs so don't fail immediately on one wrong entry, instead keep them in an Errors collection for later processing

EDPlayerJournal/Entries/Entry.cs

@@ -64,7 +64,15 @@ public class Entry {
     public static Entry? Parse(string journalline) {
         using (JsonReader reader = new JsonTextReader(new StringReader(journalline))) {
             reader.DateParseHandling = DateParseHandling.None;
-            var json = JObject.Load(reader);
+            JObject? json = null;
+            try {
+                json = JObject.Load(reader);
+            } catch (Exception e) {
+                throw new InvalidJournalEntryException(
+                    "invalid JSON journal entry: " + journalline,
+                    e
+                    );
+            }
             if (json == null) {
                 return null;
             }