Memory: fixed missing parameters in database on close

app/android/AndroidManifest.xml.in

@@ -2,7 +2,7 @@
 <!-- BEGIN_INCLUDE(manifest) -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
         package="com.introlab.rtabmap"
-        android:versionCode="19"
+        android:versionCode="20"
         android:versionName="@RTABMAP_VERSION@">
 
     <uses-permission android:name="android.permission.CAMERA" />

corelib/src/Memory.cpp

@@ -1290,13 +1290,15 @@ void Memory::clear()
 		UDEBUG("Adding statistics after run...");
 		if(_memoryChanged)
 		{
+			ParametersMap parameters = Parameters::getDefaultParameters();
+			uInsert(parameters, parameters_);
 			UDEBUG("");
 			_dbDriver->addInfoAfterRun(memSize,
 					_lastSignature?_lastSignature->id():0,
 					UProcessInfo::getMemoryUsage(),
 					_dbDriver->getMemoryUsed(),
 					(int)_vwd->getVisualWords().size(),
-					parameters_);
+					parameters);
 		}
 	}
 	UDEBUG("");