Gemfile in coderunner-0.13.17 vs Gemfile in coderunner-0.13.18

@@ -2,10 +2,10 @@
 # Add dependencies required to use your gem here.
 # Example:
 #   gem "activesupport", ">= 2.3.5"
   gem "graphkit", ">= 0.2.0"
   gem "parallelpipes", ">= 1.0.0"
-  gem "rubyhacks", ">= 0.1.1"
+  gem "rubyhacks", ">= 0.1.4"
   gem "gsl", ">= 1.12.0"
   gem "gsl_extras", ">= 0.3.0"
   #gem "ruby-netcdf", ">= 0.6.6"
 	gem "hostmanager", "> 0.1.0"