Gemfile in instana-0.11.0 vs Gemfile in instana-0.12.0

@@ -6,9 +6,15 @@
   gem 'minitest-reporters'
   gem 'minitest-debugger', :require => false
   gem 'rack-test'
   gem 'webmock'
 
+  # Frameworks
+  gem "sinatra", '1.4.7'
+  gem "cuba"
+  gem "roda"
+
+  # Webservers
   gem "puma"
 
   # Rack v2 dropped support for Ruby 2.2 and higher.
   if RUBY_VERSION < '2.2'
     gem 'rack', '< 2.0'