Add google service root

This commit introduces the following
=> Service root for Google
=> compiler option for the Google Root of Trust specific functionalities

Tested:
curl -vvvv --insecure --user $user_pass https://${bmc}/google/v1

Desing Doc can be found here https://github.com/openbmc/docs/blob/master/designs/oem/google/root_of_trust.md

Change-Id: I941b5cab55179279d0eff18aa29df62c3f226e47
Signed-off-by: Feras Aldahlawi <faldahlawi@gmail.com>
diff --git a/static/google/v1/odata/index.json b/static/google/v1/odata/index.json
new file mode 100644
index 0000000..3b5896b
--- /dev/null
+++ b/static/google/v1/odata/index.json
@@ -0,0 +1,25 @@
+{
+    "@odata.context": "/google/v1/$metadata",
+    "value": [
+        {
+            "kind": "Singleton",
+            "name": "$metadata",
+            "url": "/google/v1/$metadata"
+        },
+        {
+            "kind": "Singleton",
+            "name": "odata",
+            "url": "/google/v1/odata"
+        },
+        {
+            "kind": "Singleton",
+            "name": "Service",
+            "url": "/google/v1/"
+        },
+        {
+            "kind": "Singleton",
+            "name": "ServiceRoot",
+            "url": "/google/v1/ServiceRoot"
+        }
+    ]
+}