Init into constructor added

src/Adafruit_BME280.cpp

@@ -24,15 +24,15 @@
  PRIVATE FUNCTIONS
  ***************************************************************************/
 Adafruit_BME280::Adafruit_BME280()
-    : _cs(-1), _mosi(-1), _miso(-1), _sck(-1)
+    : _cs(-1), _mosi(-1), _miso(-1), _sck(-1), t_fine(0), _sensorID(0), _i2caddr(0)
 { }
 
 Adafruit_BME280::Adafruit_BME280(int8_t cspin)
-    : _cs(cspin), _mosi(-1), _miso(-1), _sck(-1)
+    : _cs(cspin), _mosi(-1), _miso(-1), _sck(-1), t_fine(0), _sensorID(0), _i2caddr(0)
 { }
 
 Adafruit_BME280::Adafruit_BME280(int8_t cspin, int8_t mosipin, int8_t misopin, int8_t sckpin)
-    : _cs(cspin), _mosi(mosipin), _miso(misopin), _sck(sckpin)
+    : _cs(cspin), _mosi(mosipin), _miso(misopin), _sck(sckpin), t_fine(0), _sensorID(0), _i2caddr(0)
 { }