Remove nil values from params

Author: abnegate

templates/ruby/lib/container/client.rb.twig

@@ -205,6 +205,8 @@ module {{ spec.title | caseUcfirst }}
 
             headers = @headers.merge(headers)
 
+            params.compact!
+
             @boundary = "----A30#3ad1"
             if method != "GET"
                 case headers[:'content-type']