Oracle customization - non upstream patch
Modify hiera dependency to use json instead of json_pure

--- hiera-1.3.4/hiera.gemspec.~1~	2016-11-29 22:20:24.479863134 +0300
+++ hiera-1.3.4/hiera.gemspec	2016-11-29 22:21:27.057685184 +0300
@@ -22,12 +22,12 @@
     s.specification_version = 4
 
     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
-      s.add_runtime_dependency(%q<json_pure>.freeze, [">= 0"])
+      s.add_runtime_dependency(%q<json>.freeze, [">= 0"])
     else
-      s.add_dependency(%q<json_pure>.freeze, [">= 0"])
+      s.add_dependency(%q<json>.freeze, [">= 0"])
     end
   else
-    s.add_dependency(%q<json_pure>.freeze, [">= 0"])
+    s.add_dependency(%q<json>.freeze, [">= 0"])
   end
 end