Disabling McStats / Metrics

I've tried disabling this but it doesn't seem to work (so perhaps I'm not doing it properly). Don't see any info about it in the config.yml nor have I found a setting to insert there by looking around. I tried a plugins/PluginMetrics/config.yml file like so:

but that didn't work either.


Was using Build #517 but I've switched to #540 now (hopefully this will fix the problem but since I probably didn't opt-out...

Disabling McStats / Metrics