public static int e(String tag, String msg, Throwable tr) {
        return Log.e(tag, msg, tr);
    }
Send a error log message and log the exception.

@param tag Used to identify the source of a log message.  It usually identifies
           the class or activity where the log call occurs.
@param msg The message you would like logged.
@param tr  An exception to log
replugin-host-library/replugin-host-lib/src/main/java/com/qihoo360/replugin/helper/LogRelease.java