* Validate slashings upon pool exit
* Change in implementation
* Fix test
* Merge branch 'master' into validate-slashing
* Merge refs/heads/master into validate-slashing
* Merge refs/heads/master into validate-slashing
* Merge refs/heads/master into validate-slashing
* Undo e2e changes
* Merge branch 'validate-slashing' of github.com:prysmaticlabs/prysm into validate-slashing
* Merge refs/heads/master into validate-slashing
