Updated release notes.

ReleaseNotes.txt

@@ -1,23 +1,36 @@
 ============================== (Pending) Release Notes: v0.98 ==============================
 Support for new training algorithms:
-- Hyperparameter exploration with Adam optimizers
-- LTFB can perform inter-trainer communication via checkpoint files
+ - Hyperparameter exploration with Adam optimizers
+ - LTFB can perform inter-trainer communication via checkpoint files
 
 Support for new network structures:
+ - Wassertein autoencoder
 
 Support for new layers:
-- Squared difference
-- Tessellate
-- Clamp
+ - Squared difference
+ - Tessellate
+ - Clamp
 
 Performance optimizations:
+ - Added support for node-local batch normalization
 
 Model portability & usability:
-- Output dumping callback exports in CSV, TSV, .npy, or .npz formats
+ - Added prototype Python front end for generating model prototext files
+   that is inspired by PyTorch's interface
+ - Created Python library of networks and modules used for prototext
+   generation
+ - Support for exporting and importing models in ONNX format
+ - Output dumping callback exports in CSV, TSV, .npy, or .npz formats
+ - Added dedicated inference front end
 
 Internal features:
-- Expanded layer documentation
-- Utility class for nicely formatted descriptions
+ - Expanded layer documentation
+ - Utility class for nicely formatted descriptions
+ - Switched to using ReadTheDocs for documentation which uses a
+   combination of doxygen, breathe, and sphinx
+ - Provided distinction between trainer and model objects
+ - Added a generic factory template
+ - Refactored front-end functionality into library class
 
 I/O & data readers:
  - Overhauled the I/O system to use an independent background thread
@@ -35,8 +48,12 @@ I/O & data readers:
    Conduit data reader.
 
 Build system:
+ - Support for using Spack environments feature when building
 
 Retired features:
+ - Removed deprecated objective functions and target layer
+ - Removed distributed I/O buffer layer it has been deprecated by the
+   background I/O threads
 
 ============================== Release Notes: v0.97.1 ==============================
 Bug Fixes: