Support UTF8 to UTF16 LE.

Support Unicode helper
Fix ANSFR to show 2 same faces in 1 image

modules/ANSLPR/ANSLPR.cpp

@@ -460,7 +460,7 @@ namespace ANSCENTER {
 					{"kps", KeypointsToString(det.kps)}
 					});
 			}
-			return root.dump(-1, ' ', true);
+			return root.dump();
 		}
 		catch (const std::exception& e) {
 			this->_logger.LogFatal("ANSALPR::VectorDetectionToJsonString", e.what(), __FILE__, __LINE__);