README and TODO fixes and expansion.

README.md

@@ -1,4 +1,4 @@
-# Universal Configuration Grammar - Working Title.
+# Universal Configuration Grammar.
 
 This is an experiment in configuration management. The approach is **not**
 to create a "parsable" config file format.  We have plenty of
@@ -14,6 +14,12 @@ be version controlled, enforce _some_ typesafety, and output
 configuration for any application regardless of that applications
 preferred format.
 
+## The Usual Warnings
+
+This is still very much an experiment and the language and api can be expected
+to change and mutate. It also probably has bugs and isn't yet the most user
+friendly language and compiler to use. You have been warned.
+
 ## Usage
 
 You can get ucg with cargo `cargo install ucg`.
@@ -38,4 +44,4 @@ SUBCOMMANDS:
 
 ## Language Reference
 
-https://docs.rs/ucg/0.0.1/
+https://docs.rs/ucg/

TODO.md

@@ -19,5 +19,4 @@ organiztion for a given configuration structure. Some options here could be
 
 * Allow trailing commas
 * Flags should allow different seperators for prefixed flags.
-* None value types
 * YAML export