Update deploy keys, groups and system hooks api docs.

Author: maxlazio

doc/api/deploy_keys.md

@@ -20,13 +20,15 @@ Parameters:
     "key": "ssh-rsa AAAAB3NzaC1yc2EAAAABJQAAAIEAiPWx6WM4lhHNedGfBpPJNPpZ7yKu+dnn1SJejgt4
       596k6YjzGGphH2TUxwKzxcKDKKezwkpfnxPkSMkuEspGRt/aZZ9wa++Oi7Qkr8prgHc4
       soW6NUlfDzpvZK2H5E7eQaSeP3SAwGmQKUFHCddNaP0L+hM7zhFNzjFvpaMgJw0=",
+    "created_at":"2013-10-02T10:12:29Z"
   },
   {
     "id": 3,
     "title" : "Another Public key",
     "key": "ssh-rsa AAAAB3NzaC1yc2EAAAABJQAAAIEAiPWx6WM4lhHNedGfBpPJNPpZ7yKu+dnn1SJejgt4
       596k6YjzGGphH2TUxwKzxcKDKKezwkpfnxPkSMkuEspGRt/aZZ9wa++Oi7Qkr8prgHc4
-      soW6NUlfDzpvZK2H5E7eQaSeP3SAwGmQKUFHCddNaP0L+hM7zhFNzjFvpaMgJw0="
+      soW6NUlfDzpvZK2H5E7eQaSeP3SAwGmQKUFHCddNaP0L+hM7zhFNzjFvpaMgJw0=",
+    "created_at":"2013-10-02T11:12:29Z"
   }
 ]
 ```
@@ -51,7 +53,8 @@ Parameters:
   "title" : "Public key",
   "key": "ssh-rsa AAAAB3NzaC1yc2EAAAABJQAAAIEAiPWx6WM4lhHNedGfBpPJNPpZ7yKu+dnn1SJejgt4
       596k6YjzGGphH2TUxwKzxcKDKKezwkpfnxPkSMkuEspGRt/aZZ9wa++Oi7Qkr8prgHc4
-      soW6NUlfDzpvZK2H5E7eQaSeP3SAwGmQKUFHCddNaP0L+hM7zhFNzjFvpaMgJw0="
+      soW6NUlfDzpvZK2H5E7eQaSeP3SAwGmQKUFHCddNaP0L+hM7zhFNzjFvpaMgJw0=",
+  "created_at":"2013-10-02T10:12:29Z"
 }
 ```
 

doc/api/groups.md

@@ -8,12 +8,12 @@ GET /groups
 
 ```json
 [
-    {
-        "id": 1,
-        "name": "Foobar Group",
-        "path": "foo-bar",
-        "owner_id": 18
-    }
+  {
+    "id": 1,
+    "name": "Foobar Group",
+    "path": "foo-bar",
+    "owner_id": 18
+  }
 ]
 ```
 

doc/api/system_hooks.md

@@ -12,6 +12,15 @@ Parameters:
 
 + **none**
 
+```json
+[
+  {
+    "id":3,
+    "url":"http://example.com/hook",
+    "created_at":"2013-10-02T10:15:31Z"
+  }
+]
+```
 
 ## Add new system hook hook
 
@@ -34,6 +43,16 @@ Parameters:
 
 + `id` (required) - The ID of hook
 
+```json
+{
+  "event_name":"project_create",
+  "name":"Ruby",
+  "path":"ruby",
+  "project_id":1,
+  "owner_name":"Someone",
+  "owner_email":"[email protected]"
+}
+```
 
 ## Delete system hook