Split settings to get_ and set_ methods

rest-api-spec/api/indices.get_settings.json

@@ -1,7 +1,7 @@
 {
-  "indices.settings": {
+  "indices.get_settings": {
     "documentation": "http://www.elasticsearch.org/guide/reference/api/admin-indices-get-settings/",
-    "methods": ["GET", "PUT"],
+    "methods": ["GET"],
     "url": {
       "path": "/_settings",
       "paths": ["/_settings", "/{index}/_settings"],
@@ -14,8 +14,6 @@
       "params": {
       }
     },
-    "body": {
-      "description" : "The index settings to be updated (when using the PUT method)"
-    }
+    "body": null
   }
 }

rest-api-spec/api/indices.put_settings.json

@@ -0,0 +1,21 @@
+{
+  "indices.put_settings": {
+    "documentation": "http://www.elasticsearch.org/guide/reference/api/admin-indices-update-settings/",
+    "methods": ["PUT"],
+    "url": {
+      "path": "/_settings",
+      "paths": ["/_settings", "/{index}/_settings"],
+      "parts": {
+        "index": {
+          "type" : "list",
+          "description" : "A comma-separated list of index names; use `_all` or empty string to perform the operation on all indices"
+        }
+      },
+      "params": {
+      }
+    },
+    "body": {
+      "description" : "The index settings to be updated"
+    }
+  }
+}