* Initial sync state cache
* Gaz
* Gaz
* Don't save head root
* Fix config validator
* Uncomment save head
* Merge branch 'master' into initial-sync-no-verify
* Minor refactor
* Merge branch 'initial-sync-no-verify' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
* Merge branch 'master' into initial-sync-no-verify
* Tests
* Merge branch 'initial-sync-no-verify' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
* Merge branch 'master' into initial-sync-no-verify
* Add lock
* Merge branch 'initial-sync-no-verify' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
* Tests
* Removed save head
* One more test
* Merge branch 'master' into initial-sync-no-verify
* Raul's feedback
* Merge branch 'initial-sync-no-verify' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
* Comment
* Gazelle
* Merge branch 'master' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
* revert
* Update beacon-chain/blockchain/service.go
Co-Authored-By: Ivan Martinez <ivanthegreatdev@gmail.com>
* Merge branch 'master' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
* Merge branch 'initial-sync-no-verify' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
* Fixed test
* Fixed feature flag
* Merge branch 'master' into initial-sync-no-verify
* Fixed cache gensis state test
* Merge branch 'initial-sync-no-verify' of https://github.com/prysmaticlabs/prysm into initial-sync-no-verify
