H264StreamReceiver: change the way get prompt info into extracting from
string.xml
ViewManger: Add context to support get resourse text by resource id
DataProcessServiceImpl: bitrate = bitrate / 1024
MainActivity: format comments, add ViewManager init, and 
           change
		     msgView.setText(getString(R.string.IDS_Connect_dispos));
		   to 
		
ViewManager.getInstance().setHelpMsg(R.string.IDS_Connect_dispos);