Fixed setting time bug, because of uninitialized tm struct

ds3231/main.cpp

@@ -1,7 +1,7 @@
 /*
-* Copyright (c) by BlackMark 2017
-* Date 17/12/2017
-* Version 1.2
+* Copyright (c) by BlackMark 2017-2018
+* Date 02/01/2018
+* Version 1.3
 */
 
 #include <stdio.h>
@@ -32,7 +32,7 @@ void setTime()
 {
 	USART0 &cSerial = USART0::inst();
 
-	tm sTime;
+	tm sTime = {};
 
 	constexpr auto BUFFER_SIZE = 32;
 	char szBuffer[BUFFER_SIZE];