Zeph Grunschlag

Replace `sirupsen/logrus` with a more performant logger

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## Problem In working on #128 , I ran some performance tests and noticed that log-level had a significant impact. logrus has been observed to be slow in go-algorand and...

## Problem After a catchup on mainnet with log level `INFO`, the conduit log is more than 12GB. This is large enough that some sort of log rotation strategy is...