v3(docs): add missing bits to cred binding docs

[#173129426](https://www.pivotaltracker.com/story/show/173129426)

Author: Derik Evangelista

docs/v3/source/includes/api_resources/_service_credential_bindings.erb

@@ -2,8 +2,15 @@
 {
   "guid": "dde5ad2a-d8f4-44dc-a56f-0452d744f1c3",
   "type": "app",
+  "name": "some-name",
   "created_at": "2015-11-13T17:02:56Z",
   "updated_at": "2016-06-08T16:41:26Z",
+  "last_operation": {
+    "type": "create",
+    "state": "succeeded",
+    "created_at": "2015-11-13T17:02:56Z",
+    "updated_at": "2016-06-08T16:41:26Z"
+  },
   "relationships": {
     "app": {
       "data": {
@@ -34,8 +41,10 @@
 {
   "guid": "dde5ad2a-d8f4-44dc-a56f-0452d744f1c3",
   "type": "key",
+  "name": "some-name",
   "created_at": "2015-11-13T17:02:56Z",
   "updated_at": "2016-06-08T16:41:26Z",
+  "last_operation": null,
   "relationships": {
     "service_instance": {
       "data": {
@@ -74,14 +83,14 @@
     {
       "guid": "dde5ad2a-d8f4-44dc-a56f-0452d744f1c3",
       "type": "app",
+      "name": "some-binding-name",
       "created_at": "2015-11-13T17:02:56Z",
       "updated_at": "2016-06-08T16:41:26Z",
       "last_operation": {
         "type": "create",
         "state": "succeeded",
         "created_at": "2015-11-13T17:02:56Z",
-        "created_at": "2015-11-13T17:02:56Z",
-        "updated_at": "2015-11-13T17:02:56Z"
+        "updated_at": "2016-06-08T16:41:26Z"
       },
       "relationships": {
         "app": {
@@ -110,6 +119,7 @@
     {
       "guid": "7aa37bad-6ccb-4ef9-ba48-9ce3a91b2b62",
       "type": "key",
+      "name": "some-key-name",
       "created_at": "2015-11-13T17:02:56Z",
       "updated_at": "2016-06-08T16:41:26Z",
       "last_operation": null,

docs/v3/source/includes/experimental_resources/service_credential_bindings/_object.md.erb

@@ -0,0 +1,30 @@
+### The service broker object
+
+```
+Example Service Credential Binding object
+```
+```json
+<%= yield_content :single_service_credential_binding_app %>
+```
+
+Name | Type | Description
+---- | ---- | -----------
+**guid** | _uuid_ | Unique identifier for the service credential binding
+**name** | _string_ | Name of the binding. Defaults to the service instance name when not defined.
+**type** | _string_ | Either `app` or `key`
+**last_operation** (*experimental*)| _[last operation object](#the-last-operation-object-for-service-credential-binding)_ | The last operation of this binding; `null` when type is `key`
+**created_at** | _[timestamp](#timestamps)_ | The time with zone when the object was created
+**updated_at** | _[timestamp](#timestamps)_ | The time with zone when the object was last updated
+**relationships.service_instance** | [_to-one relationship_](#to-one-relationships) | The service instance that this binding is originated from
+**relationships.app** | [_to-one relationship_](#to-one-relationships) | The app using this binding; omitted for `key` bindings
+**links** | [_links object_](#links) | Links to related resources
+
+#### The last operation object for service credential binding
+
+Name | Type | Description
+---- | ---- | -----------
+**type** | _string_ | Either `create`, `update`, or `delete`
+**state** | _string_ | Either `in progress`, `succeeded`, or `failed`
+**description** | _string_ | A textual explanation associated with this state
+**created_at** | _[timestamp](#timestamps)_ | The time with zone when the operation started
+**updated_at** | _[timestamp](#timestamps)_ | The time with zone when the operation was last updated

docs/v3/source/index.md

@@ -356,6 +356,7 @@ includes:
   - experimental_resources/service_bindings/list
   - experimental_resources/service_bindings/delete
   - experimental_resources/service_credential_bindings/header
+  - experimental_resources/service_credential_bindings/object
   - experimental_resources/service_credential_bindings/get
   - experimental_resources/service_credential_bindings/list
   - experimental_resources/service_instances/header