lock down guard version

Author: gregsymons

guard-kitchen.gemspec

@@ -18,7 +18,7 @@ Gem::Specification.new do |spec|
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "guard"
+  spec.add_dependency "guard", "~> 2.8.2"
   spec.add_dependency "mixlib-shellout"
   spec.add_development_dependency "bundler", "~> 1.3"
   spec.add_development_dependency "rake"