message: Modify .editorconfig for COS coding style
diff: @@ -11,10 +11,18 @@ charset = utf-8
  trim_trailing_whitespace = true
  insert_final_newline = true
  indent_style = space
  -indent_size = 2
  +indent_size = 4
  +
  +[*.js]
  +indent_style = space
  +indent_size = 4
  [*.hbs]
  insert_final_newline = false
  [*.{diff,md}]
  trim_trailing_whitespace = false
  +
  +[{package.json,.travis.yml}]
  +indent_style = space
  +indent_size = 2
  