Allow trace level to be set to LOG_ERROR

[tobdub]

Signed-off-by: Tobias Dubois [email protected]

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[tobdub]

Improves performance by ~10% for me in high performance mode.

[tobdub]

Why not just change level < LOG_ERROR to level <= LOG_ERROR ?

Because if the log level is set to e.g. LOG_SEVERE, the trace level would not be changed. It seems to make sense to set the trace level to the highest possible value if level > LOG_ERROR.