[API] Add remote/info back

Author: estolfo

elasticsearch-api/lib/elasticsearch/api/actions/remote/info.rb

@@ -0,0 +1,21 @@
+module Elasticsearch
+  module API
+    module Remote
+      module Actions
+
+        # Returns all of the configured remote cluster information
+        #
+        # @see http://www.elastic.co/guide/en/elasticsearch/reference/master/remote-info.html
+        #
+        def info(arguments={})
+          method = HTTP_GET
+          path   = "_remote/info"
+          params = {}
+          body   = nil
+
+          perform_request(method, path, params, body).body
+        end
+      end
+    end
+  end
+end

elasticsearch-api/spec/elasticsearch/api/actions/remote/info_spec.rb

@@ -0,0 +1,18 @@
+require 'spec_helper'
+
+describe 'client.remote#info' do
+
+  let(:expected_args) do
+    [
+        'GET',
+        '_remote/info',
+        {},
+        nil,
+        nil
+    ]
+  end
+
+  it 'performs the request' do
+    expect(client_double.remote.info).to eq({})
+  end
+end