docs: more tweaks to index

translate/docs/index.rst

@@ -1,6 +1,6 @@
 .. include:: README.rst
 
-Detailed Usage Guide
+Usage Guide
 --------------------
 .. toctree::
   :maxdepth: 2
@@ -9,36 +9,23 @@ Detailed Usage Guide
 
 API Reference
 -------------
-.. toctree::
-   :maxdepth: 2
-
-   v3
-   v3beta1
-   v2
 
 An API and type reference is provided for ``v3``, ``v3beta1``, and ``v2``.
 
 By default, you will get ``v3``. A beta release, spelled ``v3beta1`` is
 provided for preview of upcoming features. In order to use this, you will
 want to import from ``google.cloud.translate_v3beta1`` in lieu of
-``google.cloud.translate``. The previous GA release ``v2`` is also available.
+``google.cloud.translate``. The previous release ``v2`` is also available.
 Import from ``google.cloud.translate_v2`` to use this release.
 
 
-<<<<<<< HEAD
-  v3
-  v3beta1
-  v2
-=======
-A previous beta release, spelled ``v3beta1``, is also available. In order to use this, you will want to import from
-``google.cloud.translate_v3beta1`` in lieu of ``google.cloud.translate``.
-
-
-An API and type reference is provided for v2. In order to use this, import from
-``google.cloud.translate_v2`` instead of ``google.cloud.translate``.
-
+.. toctree::
+   :maxdepth: 2
+
+   v3
+   v3beta1
+   v2
 
->>>>>>> docs: split docs toctree
 
 Changelog
 ---------