###This is a description of the Util class.

**quint64 shlu64(quint64 nValue, quint64 nShift)**

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**quint64 shru64(quint64 nValue, quint64 nShift)**

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**qint64 shl64(qint64 nValue, qint64 nShift)**

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**qint64 shr64(qint64 nValue, qint64 nShift)**

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**Util.divu64(quint64 nDividend, quint64 nDivisor)**

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**Util.div64(qint64 nDividend, qint64 nDivisor)**

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**QString secondsToTimeStr(qint32 nValue)**

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