Change to maintained fork of fasts_jsonapi

Author: ekampp

jsonapi.rb.gemspec

@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
   end
   spec.require_paths = ['lib']
 
-  spec.add_dependency 'fast_jsonapi', '~> 1.5'
+  spec.add_dependency 'jsonapi-serializer', '~> 2.0'
   spec.add_dependency 'ransack'
   spec.add_dependency 'rack'