added FormatSettingsJSON.h

dbms/src/DataTypes/FormatSettingsJSON.h

+#pragma once
+
+namespace DB
+{
+
+struct FormatSettingsJSON
+{
+    bool force_quoting_64bit_integers = true;
+    bool output_format_json_quote_denormals = true;
+
+    FormatSettingsJSON() = default;
+
+    FormatSettingsJSON(bool force_quoting_64bit_integers_, bool output_format_json_quote_denormals_)
+        : force_quoting_64bit_integers(force_quoting_64bit_integers_), output_format_json_quote_denormals(output_format_json_quote_denormals_) {}
+};
+
+}