Fixing a few links in registry

Signed-off-by: Mary Anthony <mary@docker.com>

docs/Dockerfile

@@ -49,6 +49,12 @@ ADD https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs
 ADD https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs/spec/api.md \
     https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs/spec/json.md \
   /docs/sources/registry/spec/
+  
+ADD https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs/storage-drivers/s3.md \
+    https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs/storage-drivers/azure.md \
+    https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs/storage-drivers/filesystem.md \
+    https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs/storage-drivers/inmemory.md \
+  /docs/sources/registry/storage-drivers/
 
 ADD https://raw.githubusercontent.com/docker/distribution/${DISTRIB_BRANCH}/docs/spec/auth/token.md /docs/sources/registry/spec/auth/token.md
 

docs/mkdocs.yml

@@ -171,6 +171,12 @@ pages:
 - ['reference/api/remote_api_client_libraries.md', 'Reference', 'Docker Remote API Client Libraries']
 - ['reference/api/docker_io_accounts_api.md', 'Reference', 'Docker Hub Accounts API']
 
+# Hidden registry files
+- ['registry/storage-drivers/azure.md', '**HIDDEN**' ]
+- ['registry/storage-drivers/filesystem.md', '**HIDDEN**' ]
+- ['registry/storage-drivers/inmemory.md', '**HIDDEN**' ]
+- ['registry/storage-drivers/s3.md', '**HIDDEN**' ]
+
 - ['jsearch.md', '**HIDDEN**']
 
 # - ['static_files/README.md', 'static_files', 'README']
@@ -184,6 +190,8 @@ pages:
 - ['terms/image.md', '**HIDDEN**']
 
 
+
+
 # Project:
 - ['project/index.md', '**HIDDEN**']
 - ['project/who-written-for.md', 'Contributor Guide', 'README first']