added beacon stuff similiar architecture then wifi \n added activity percentage stuff \n added testcases

sensors/beacon/BeaconMeasurement.h

@@ -0,0 +1,44 @@
+#ifndef BEACONMEASUREMENT_H
+#define BEACONMEASUREMENT_H
+
+#include "../MACAddress.h"
+#include "../../data/Timestamp.h"
+#include "Beacon.h"
+
+#include <vector>
+
+
+/** one observed AP and its signal strength */
+class BeaconMeasurement {
+
+private:
+
+    /** the timestamp this beacon was discovered at */
+    Timestamp ts;
+
+    /** the beacon's mac address */
+    Beacon beacon;
+
+    /** signal strength */
+    float rssi;
+
+public:
+
+    /** ctor */
+    BeaconMeasurement(const Timestamp ts, const Beacon& beacon, const float rssi) : ts(ts), beacon(beacon), rssi(rssi) {;}
+
+
+public:
+
+    /** get the beacon */
+    const Beacon& getBeacon() const {return beacon;}
+
+    /** get the measurements timestamp */
+    const Timestamp& getTimestamp() const {return ts;}
+
+    /** get the rssi */
+    float getRSSI() const {return rssi;}
+};
+
+
+#endif // BEACONMEASUREMENT_H