changed number of fingerprint scans

minor parameter changes
more log lines
added VAP log to UI (debug)
fixed missing wifi timestamp for android live data

_android/src/MyActivity.java

@@ -1,6 +1,7 @@
 package indoor.java;
 
 import android.os.Bundle;
+import android.view.WindowManager;
 import org.qtproject.qt5.android.bindings.QtActivity;
 
 public class MyActivity extends QtActivity {
@@ -13,9 +14,13 @@ public class MyActivity extends QtActivity {
 
     @Override
     public void onCreate(Bundle savedState) {
+
         MyActivity.act = this;
         super.onCreate(savedState);
 
+		// prevent power-safe?
+		getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+
 		// IPIN2016
 		stepLogger = new StepLoggerClient(this);
 

_android/src/WiFi.java

@@ -50,7 +50,7 @@ public class WiFi {
         // start the first scan
         triggerOneScan();
 
-        return 0;
+		return 1337;
 
     }