Add S3 region option (#1469)

lib/plugins/s3/index.js

@@ -19,7 +19,8 @@ function getClient(options) {
       multipartUploadSize: options.s3.multipartUploadSize || 15728640,
       s3Options: {
         accessKeyId: options.s3.key,
-        secretAccessKey: options.s3.secret
+        secretAccessKey: options.s3.secret,
+        region: options.s3.region || 'us-standard'
       }
     });
   } else {

lib/support/cli.js

@@ -396,6 +396,10 @@ module.exports.parseCommandLine = function parseCommandLine() {
       type: 'boolean',
       group: 's3'
     })
+    .option('s3.region', {
+      describe: 'The S3 region',
+      group: 's3'
+    })
     /**
      Html options
      */