hash.rb in simple_ext-0.1.2

- old
+ new

@@ -3,5 +3,6 @@
 require_relative 'hash/except.rb'
 require_relative 'hash/keys.rb'
 require_relative 'hash/merge.rb'
 require_relative 'hash/slice.rb'
 require_relative 'hash/values.rb'
+require_relative 'hash/check.rb'