add items to TODO

TODO.md

@@ -21,4 +21,11 @@
 - [x] rolling/archive mode
   - [x] configurable through configuration
   - [x] implement rolling mode - remove cycles older than L - 20 where L is the last completed cycle (default)
-  - [x] implement archive mode - keep all cycles in the database
+  - [x] implement archive mode - keep all cycles in the database
+
+- [ ] add consensus round delay - e.g. if 2 api returns for cycle 747 results of cycle 745 
+  - [ ] we should fetch it from network parameters when starting because it can be different on testnets
+
+- [ ] configurable subset of delegates to track instead of all so people can run their mirrors with reduced overhead
+
+- [ ] store test data in squashfs ( I'll do this)