Merge pull request #85 from bastelfreak/tsort

Add tsort dependency

Author: bastelfreak

openfact.gemspec

@@ -53,4 +53,5 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency 'logger', '~> 1.5'
   spec.add_runtime_dependency 'ostruct', '< 0.7'
   spec.add_runtime_dependency 'thor', ['>= 1.0.1', '< 2']
+  spec.add_runtime_dependency 'tsort', '< 0.3'
 end