BETA: New HDHomeRun network tuning system to try out

[tmm1]

The log contains an [SNR] line after every recording already.

Improvements to recording statistics

Understanding why a recording is pixelated or has strange artifacts is an ongoing issue that has caused a lot of frustration for users over the years. Figuring out why this is happening has always been difficult and has involved guessing and fiddling. We've been logging [SNR] log messages for every HDHomerun-based recording for a while as we experimented with different ways to quantify if a recording had issues or not and how bad it was. We recently had a breakthrough that has allowed us to rep…