Removing optional since it is not C++11

lemire · lemire · commit 1b63a9a9b532 · 2020-06-25T10:25:57.000-04:00
diff --git a/include/simdjson/implementation.h b/include/simdjson/implementation.h
@@ -3,7 +3,6 @@
 
 #include "simdjson/common_defs.h"
 #include "simdjson/internal/dom_parser_implementation.h"
-#include <optional>
 #include <string>
 #include <atomic>
 #include <vector>
