Gemfile in ruco-0.0.56 vs Gemfile in ruco-0.1.0

@@ -1,9 +1,10 @@
 source :rubygems
 
 gem 'clipboard', '>=0.9.4'
 
 group :dev do # not development <-> would add unneeded development dependencies in gemspec
+  gem 'ffi', :platform => [:mingw]
   gem 'rake'
   gem 'rspec', '~>2'
   gem 'jeweler'
 end