Add REST api docs

Author: smokestacklightnin

mkdocs.yml

@@ -120,3 +120,6 @@ nav:
       - custom_source.md
       - custom_op.md
       - signature_defs.md
+
+  - API:
+      - Client API (REST): api/api_rest.md

tensorflow_serving/g3doc/api_rest.md renamed to tensorflow_serving/g3doc/api/api_rest.md

@@ -22,7 +22,7 @@ curl -d '{"instances": [1.0, 2.0, 5.0]}' \
 # Returns => { "predictions": [2.5, 3.0, 4.5] }
 ```
 
-For additional serving endpoints, see the [Client REST API](api_rest.md).
+For additional serving endpoints, see the [Client REST API](api/api_rest.md).
 
 ## Install Docker
 
@@ -209,7 +209,7 @@ This should return a set of values:
 { "predictions": [2.5, 3.0, 4.5] }
 ```
 
-More information on using the RESTful API can be found [here](api_rest.md).
+More information on using the RESTful API can be found [here](api/api_rest.md).
 
 ## Serving with Docker using your GPU
 
@@ -302,7 +302,7 @@ GPU build of TensorFlow Model Server will result in an error that looks like:
 Cannot assign a device for operation 'a': Operation was explicitly assigned to /device:GPU:0
 ```
 
-More information on using the RESTful API can be found [here](api_rest.md).
+More information on using the RESTful API can be found [here](api/api_rest.md).
 
 ## Developing with Docker