* added in slasher metrics
* Merge branch 'master' into slasher-metrics
* add in prom bolt metrics for slasher
* Merge branch 'slasher-metrics' of github.com:prysmaticlabs/prysm into slasher-metrics
* imports
* include all metrics
* no dup bolt collector
* Update slasher/detection/attestations/spanner.go
Co-Authored-By: Ivan Martinez <ivanthegreatdev@gmail.com>
* naming best practices for prom, thx Terence
* Merge branch 'slasher-metrics' of github.com:prysmaticlabs/prysm into slasher-metrics
