Gemfile in coderunner-0.15.6 vs Gemfile in coderunner-0.15.7

@@ -1,9 +1,9 @@
 source "http://rubygems.org"
 # Add dependencies required to use your gem here.
 # Example:
 #   gem "activesupport", ">= 2.3.5"
-  gem "graphkit", ">= 0.3.2"
+  gem "graphkit", ">= 0.4.2"
   gem "parallelpipes", ">= 1.0.0"
   gem "rubyhacks", ">= 0.1.4"
   gem "rb-gsl", ">= 1.12.0"
   gem "gsl_extras", ">= 0.3.0"
   #gem "ruby-netcdf", ">= 0.6.6"