- Android fixes

- null pointers

packages/swig/android/streamer.cpp

@@ -61,6 +61,7 @@ and_put(int sno, int ch) {
 buff0 += ch;
  if (ch=='\n'  || buff0.length() == 128) { //buff0+= '\0';
      streamerInstance->display(buff0);
+     buff0.clear();
  }
  return ch;
  }