README.md in embulk-input-elasticsearch-0.3.4 vs README.md in embulk-input-elasticsearch-0.3.5

@@ -17,10 +17,12 @@
 - **request_timeout**: request timeout (integer)
 - **per_size**: per size query. (integer, required, default: `1000`)
 - **limit_size**: limit size unit query. (integer, default: unlimit)
 - **num_threads**: number of threads for queries. (integer, default: 1)
 - **retry_on_failure**: retry on failure. set 0 is retry forever. (integer, default: 5)
+- **sort**: sort order. (hash, default: nil)
+- **scroll**: scroll. to keep the search context. (string, default: '1m')
 - **fields**: fields (array, required)
   - **name**: name (string, required)
   - **type**: type (string, required)
   - **metadata**: metadata (boolean, default: false)
   - **time_format**: time_format (string)
@@ -39,9 +41,12 @@
   index_type: m_corporation_page
   request_timeout: 60
   per_size: 1000
   limit_size: 200000
   num_threads: 2
+  sort:
+    m_corporation_id: desc
+    employee_range: asc
   fields:
     - { name: _id, type: string, metadata: true }
     - { name: _type, type: string, metadata: true }
     - { name: _index, type: string, metadata: true }
     - { name: _score, type: double, metadata: true }