public static void v(String tag, String msg, Throwable throwable) {
        if (sLevel > LEVEL_VERBOSE) {
            return;
        }
        Log.v(tag, msg, throwable);
    }
Send a VERBOSE log message.

@param tag
@param msg
@param throwable
common/src/main/java/com/sxjs/common/widget/pulltorefresh/util/PtrCLog.java