bin/vedeu in vedeu-0.8.14 vs bin/vedeu in vedeu-0.8.15

@@ -1,6 +1,8 @@
 #!/usr/bin/env ruby
 
+# frozen_string_literal: true
+
 require 'rake'
 bundler_message = 'Bundler is required. Please install bundler with ' \
                   "'gem install bundler'"
 begin
   require 'bundler'