system_ts_to_simtime: Convert Time in Timescale to Simulation Time
Description
converts a time specified in a defined timescale (say weeks) to the
timescale of the simulation (say hours if the rates are in 1/hr units)
Usage
system_ts_to_simtime(cfg, tstime, ts)
Arguments
tstime
numeric time of the timescale
ts
string containing the timescale
Value
tstime in the system timescale units