a lot!!! of changes

added main menu
added debug display
many debug widgets for plotting live data
worked on android live sensors
added offline-data sensor feeding
some dummy data sensors
worked on the map display
added ui debug for grid-points, particles and weights
added a cool dude to display the estimation
added real filtering based on the Indoor components
c++11 fixes for android compilation
online and offline filtering support
new resampling technique for testing
map loading via dialog

sensors/android/BarometerSensorAndroid.h

@@ -0,0 +1,55 @@
+#ifndef BAROMETERSENSORANDROID_H
+#define BAROMETERSENSORANDROID_H
+
+#ifdef ANDROID
+
+#include <sstream>
+
+#include "../BarometerSensor.h"
+
+#include <QtSensors/QPressureSensor>
+
+#include "../AccelerometerSensor.h"
+
+class BarometerSensorAndroid : public BarometerSensor {
+
+private:
+
+	QPressureSensor baro;
+
+	/** hidden ctor. use singleton */
+	BarometerSensorAndroid() {
+		;
+	}
+
+public:
+
+	/** singleton access */
+	static BarometerSensorAndroid& get() {
+		static BarometerSensorAndroid baro;
+		return baro;
+	}
+
+	void start() override {
+
+		auto onSensorData = [&] () {
+			BarometerData data(baro.reading()->pressure());
+			informListeners(data);
+		};
+
+		baro.connect(&baro, &QPressureSensor::readingChanged, onSensorData);
+		baro.start();
+
+	}
+
+	void stop() override {
+		throw "TODO";
+	}
+
+
+
+};
+
+#endif
+
+#endif // BAROMETERSENSORANDROID_H