The new log level to set. Can be one of
"PROGRESS", "ERROR", "WARN", "INFO", "DEBUG", "TRACE", "DISABLED".
Default is "PROGRESS".
Details
This function sets the log level of the rpact internal log message system.
By default only calculation progress messages will be shown on the output console,
particularly getAnalysisResults shows this kind of messages.
The output of this messages can be disabled by setting the log level to "DISABLED".