setLogLevel.PhyloSim: Set the log level for a given PhyloSim object
Description
Set the log level for a given PhyloSim object.
No logging is performed if the log level is negative. If the log level is zero, the messages passed to
the Log method will be writen in the log file. If the log level is positive, the messages passed to
the Debug method are saved as well.
The default log level is -1. The specified file will be truncated in the case it already exists.
Usage
# S3 method for PhyloSim
setLogLevel(this, value, ...)