fitting.gemspec in fitting-2.6.0 vs fitting.gemspec in fitting-2.7.0

@@ -21,9 +21,10 @@
   spec.require_paths = ['lib']
 
   spec.add_runtime_dependency 'json-schema', '~> 2.6', '>= 2.6.2'
   spec.add_runtime_dependency 'multi_json'
   spec.add_runtime_dependency 'tomograph', '~> 2.0', '>= 2.2.0'
+  spec.add_runtime_dependency 'haml'
   spec.add_development_dependency 'bundler', '~> 1.12'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'byebug', '~> 8.2', '>= 8.2.1'
   spec.add_development_dependency 'rspec', '~> 3.4', '>= 3.4.0'
   spec.add_development_dependency 'simplecov', '~> 0.11', '>= 0.11.2'