nanoc.rb in nanoc-4.9.7

- old
+ new

@@ -4,9 +4,11 @@
 require 'addressable'
 require 'ddmemoize'
 require 'ddmetrics'
 require 'ddplugin'
 require 'hamster'
+require 'json'
+require 'json_schema'
 require 'parallel'
 require 'ref'
 require 'slow_enumerator_tools'
 
 DDMemoize.enable_metrics