RoadMap.md

-4.7.x Release
+5.x Release
 =============
 
 * Estimation:
@@ -20,4 +20,4 @@
   - Add id to each variable in dseries objects.
   - Allow mixed frequencies or create a new object with dseries of different frequencies. 
 
-* move to Dragonfly for parallel execution
\ No newline at end of file
+* move to Dragonfly for parallel execution