updated links

docs/README.md

@@ -30,6 +30,7 @@ use *nshmp-haz* as well as underlying model implementation details.
 * [USGS Models](./pages/USGS-Models.md)
   * [Model Editions](./pages/Model-Editions.md)
   * [Logic Trees & Uncertainty](./pages/Logic-Trees-&-Uncertainty.md)
+  * [Code Versions](./pages/Code-Versions.md)
 
 ## Related Information
 

docs/pages/Code-Versions.md

-# Hazard Calculation Code Versions
+# Code Versions
 
 The static datasets of USGS NSHMs prior to 2014 were computed using Fortran (see
 [nshmp-haz-fortran](https://github.com/usgs/nshmp-haz-fortran]). The static datasets for the

docs/pages/Logic-Trees-&-Uncertainty.md

@@ -114,6 +114,7 @@ alternative models.
 * [USGS Models](./USGS-Models.md#usgs-models)
   * [Model Editions](./Model-Editions.md#model-editions)
   * [Logic Trees & Uncertainty](./Logic-Trees-&-Uncertainty.md#logic-trees-&-uncertainty)
+  * [Code Versions](./Code-Versions.md#code-versions)
 * [**Documentation Index**](../README.md)
 
 ---

docs/pages/Model-Editions.md

@@ -98,6 +98,7 @@ one of the dynamic editions is likely better.
 * [USGS Models](./USGS-Models.md#usgs-models)
   * [Model Editions](./Model-Editions.md#model-editions)
   * [Logic Trees & Uncertainty](./Logic-Trees-&-Uncertainty.md#logic-trees-&-uncertainty)
+  * [Code Versions](./Code-Versions.md#code-versions)
 * [**Documentation Index**](../README.md)
 
 ---

docs/pages/USGS-Models.md

@@ -32,6 +32,7 @@ Each model region has a dedicated repository with version tags marking different
 * [USGS Models](./USGS-Models.md#usgs-models)
   * [Model Editions](./Model-Editions.md#model-editions)
   * [Logic Trees & Uncertainty](./Logic-Trees-&-Uncertainty.md#logic-trees-&-uncertainty)
+  * [Code Versions](./Code-Versions.md#code-versions)
 * [**Documentation Index**](../README.md)
 
 ---