Updated todo's.

TODO.md

@@ -50,10 +50,14 @@
 
 - [ ] (in-progress) Initial round of real world testing
 
+- [ ] Remove support for optional properties, define them in lower layer instead???
 - [ ] Fix: Read command must match argument to a single property, no property match should be an error
 - [ ] Fix: Optional properties should not be exported to EncryptedConfig
 - [ ] Fix: Bad logging (racoon WARN[0000] dotenv file local.env was not found ... racoon DEBU[0000] dotenv file local.env loaded)
 - [ ] Fix: Should sort apply to the remapped keys? In other words, do we sort after remapping?
+- [ ] Feature: Add output type "combine", that combines aliased outputs
+- [ ] Feature: Comments in dotenv output? To add generated by comment and possibly include property name and description?
+
 - [ ] More tests on multiple levels and components (e2e, unit etc)
 - [ ] Feature: Cleanup command to remove files specified in outputs
 - [ ] Feature: Conditional outputs, based on same matching method as layers