Replaced TimeStampType with TimeStampFormat, added example format string
Replaced TimeStampType with TimeStampFormat
Replaced TimeStampType with TimeStampFormat
Replaced TimeStampType with TimeStampFormat; use NDArray->epicsTS rather than clock_gettime which is not supported on Windows; use epicsSnprintf not snprintf which is not supported on vxWorks; use epicsTimeToStrftime rather than strftime which does not support nsec