ruby-kafka.gemspec in ruby-kafka-0.6.0.beta4 vs ruby-kafka.gemspec in ruby-kafka-0.6.0

@@ -1,5 +1,6 @@
 # coding: utf-8
+# frozen_string_literal: true
 
 lib = File.expand_path('../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'kafka/version'