remove compile warnings

lib/nmea2ktoais/NMEA0183AISMessages.cpp

@@ -58,7 +58,6 @@ static bool AddRepeat(tNMEA0183AISMsg &NMEA0183AISMsg, uint8_t Repeat);
 static bool AddUserID(tNMEA0183AISMsg &NMEA0183AISMsg, uint32_t UserID);
 static bool AddIMONumber(tNMEA0183AISMsg &NMEA0183AISMsg, uint32_t &IMONumber);
 static bool AddText(tNMEA0183AISMsg &NMEA0183AISMsg, char *FieldVal, uint8_t length);
-static bool AddVesselType(tNMEA0183AISMsg &NMEA0183AISMsg, uint8_t VesselType);
 static bool AddDimensions(tNMEA0183AISMsg &NMEA0183AISMsg, double Length, double Beam, double PosRefStbd, double PosRefBow);
 static bool AddNavStatus(tNMEA0183AISMsg &NMEA0183AISMsg, uint8_t &NavStatus);
 static bool AddROT(tNMEA0183AISMsg &NMEA0183AISMsg, double &rot);

lib/serial/GwSerial.cpp

@@ -84,7 +84,7 @@ void GwSerial::loop(bool handleRead){
     if (! handleRead) return;
     char buffer[10];
     int rt=uart_read_bytes(num,(uint8_t *)(&buffer),10,0);
-    if (allowRead & rt > 0){
+    if (allowRead && rt > 0){
         readBuffer->addData((uint8_t *)(&buffer),rt,true);
     }
 }

lib/webserver/GwWebServer.cpp

@@ -110,5 +110,6 @@ bool GwWebServer::registerMainHandler(const char *url,RequestCreator creator){
         }
         handleAsyncWebRequest(request,msg);
     });
+    return true;
 }