Create collection: only update url after pushed to server.

Without this change, if the putting on server of a new collection fails,
the url would already be updated, and since having a url indicates it
exists on the server, trying to save it later would result in a 404.

app/src/main/java/com/etesync/syncadapter/ui/CreateCollectionFragment.java

@@ -153,8 +153,8 @@ public class CreateCollectionFragment extends DialogFragment implements LoaderMa
                 if (info.url == null) {
                     // CollectionInfo doesn't have a url at this point, update it.
                     JournalManager.Journal journal = new JournalManager.Journal(settings.password(), info.toJson());
-                    info.url = journal.getUuid();
                     journalManager.putJournal(journal);
+                    info.url = journal.getUuid();
                 } else {
                     JournalManager.Journal journal = new JournalManager.Journal(settings.password(), info.toJson(), info.url);
                     journalManager.updateJournal(journal);