windows support

Gemfile

@@ -2,6 +2,10 @@ source "http://rubygems.org"
 
 gemspec
 
+platform :mingw do
+  gem "win32console", "~> 1.3.0"
+end
+
 platform :jruby do
   gem "posix-spawn", "~> 0.3.6"
 end