Gemfile in isodoc-1.0.1 vs Gemfile in isodoc-1.0.2

@@ -1,4 +1,11 @@
+Encoding.default_external = Encoding::UTF_8
+Encoding.default_internal = Encoding::UTF_8
+
 source "https://rubygems.org"
+git_source(:github) { |repo| "https://github.com/#{repo}" }
 
-# Specify your gem's dependencies in ribose.gemspec
 gemspec
+
+if File.exist? 'Gemfile.devel'
+  eval File.read('Gemfile.devel'), nil, 'Gemfile.devel' # rubocop:disable Security/Eval
+end