Reworked board defines, fixed RSSI and waterfall bugs for SX1262.

sx127x.h

@@ -66,17 +66,13 @@ public:
   void setSignalBandwidth(long sbw);
   void setCodingRate4(int denominator);
   void setPreambleLength(long length);
-  void setSyncWord(int sw);
+  void setSyncWord(uint8_t sw);
   uint8_t modemStatus();
   void enableCrc();
   void disableCrc();
   void enableTCXO();
   void disableTCXO();
 
-  // deprecated
-  void crc() { enableCrc(); }
-  void noCrc() { disableCrc(); }
-
   byte random();
 
   void setPins(int ss = LORA_DEFAULT_SS_PIN, int reset = LORA_DEFAULT_RESET_PIN, int dio0 = LORA_DEFAULT_DIO0_PIN, int busy = LORA_DEFAULT_BUSY_PIN);