Log noise: don't log zero NTP offsets or unimplemented transaction types

src/main/java/org/qortal/controller/Controller.java

@@ -389,7 +389,10 @@ public class Controller extends Thread {
 					Long ntpTime = NTP.getTime();
 
 					if (ntpTime != null) {
-						LOGGER.info(String.format("Adjusting system time by NTP offset: %dms", ntpTime - now));
+						if (ntpTime != now)
+							// Only log if non-zero offset
+							LOGGER.info(String.format("Adjusting system time by NTP offset: %dms", ntpTime - now));
+
 						ntpCheckTimestamp = now + NTP_POST_SYNC_CHECK_PERIOD;
 						requestSysTrayUpdate = true;
 					} else {

src/main/java/org/qortal/repository/hsqldb/transaction/HSQLDBTransactionRepository.java

@@ -55,7 +55,7 @@ public class HSQLDBTransactionRepository implements TransactionRepository {
 				subclassInfo.clazz = Class.forName(
 						String.join("", HSQLDBTransactionRepository.class.getPackage().getName(), ".", "HSQLDB", txType.className, "TransactionRepository"));
 			} catch (ClassNotFoundException e) {
-				LOGGER.debug(String.format("HSQLDBTransactionRepository subclass not found for transaction type \"%s\"", txType.name()));
+				LOGGER.trace(String.format("HSQLDBTransactionRepository subclass not found for transaction type \"%s\"", txType.name()));
 				continue;
 			}