release 0.0.3 Filesytem snapshots and diffs. Bugfix: wrong DB diff when PK has no columns. Enhancement: show old value in updated row in DB diff

Author: bs

drift-jdbc/drift-jdbc-domain/src/main/java/io/drift/jdbc/domain/data/RowDelta.java

@@ -0,0 +1,4 @@
+package io.drift.jdbc.domain.data;
+
+public class RowDelta {
+}