torch.rb in torch-rb-0.3.1

- old
+ new

@@ -2,9 +2,10 @@
 require "torch/ext"
 
 # stdlib
 require "fileutils"
 require "net/http"
+require "set"
 require "tmpdir"
 
 # native functions
 require "torch/native/generator"
 require "torch/native/parser"