* skip bls verification with a feature flag at runtime
* gazelle
* more bls mocks
* block roots efficiency
* db block roots now does not show up on the flame graphs
* save validator latest votes batch
* batch save att
* misc improvements to pprof
* import
* include validator index cache
* error if no filter criteria
* resolved comments
* build fix
* lint
* remove delay global
* attestation and block test fixes
* preston suggestions
* fix db tests
* fix missing broken tests
* tests pass
* batch deletions for blocks and attestations
* test for atts delete
* test for blocks delete
* better naming of args in iface methods
* modify a bit
* convert to batch
* blocks batch delete
* batch fixes
* suspecting deadlock
* blocks batch delete tests pass
* more complex test
* deprecate db
* fix build
* begin integrating new db
* gaz
* use more of the new db
* newest implementation uses head state
* remove more deprecated items
* setup validators in state helper
* fix up some tests with the new db
* resolve broken build
* gaz
* begin ensuring tests pass
* optional idx
* list validator balances passing
* default page size passing
* only two failing
* fixed most tests, found edge case
* allow nil return and add proper tests
* pass tests
* fix head block root problem
* working with the new db
* every ethereumapis method now compliant with both dbs
* pass in db into server
* include new getter for block
* create block filters from indices
* give every block index a unique bucket
* construct block indices by bucket mmap
* almost done save for the block filters
* include block filters, need a few more small touches for fetching the proper indices by bucket
* full functionality to filter by parent root
* tests pass when using the same logic as attestations
* todo
* proper todo formatting
* first minimum slot range filter
* slot range filters pass
* more filter criteria passing
* tests passing
* add todos
* all block tests pass and work
* rem fmt
* range retrieval test
* fixed test conditions
* instantiate the other buckets
* simplify bucket lookups
* deprecate non map code
* revamp to remove old index prefixes
* create indices from data
* create indices from data
* fetch block roots by slot range
* better abstractions
* simpler abstractions
* roots rename
* comment
* preston feedback
* allow blocks without parent root
* begin indices approach
* use shard bucket
* continue the indices approach
* eliminate the filter checkers in favor of the single loop of root lookups
* elim extraneous println statement
* continue the indices approach
* intersection for multiple filter types works, but is complex, verbose, and nearly unreadable
* remove unused code
* table drive tests for byte slice intersections
* include all table driven tests
* gazelle imports
* better abstractions
* better comments
* variadic approach working
* transform to variadic
* comments
* comments
* separate bucket for indices for faster range scans
* attestation key as hash tree root of data and different indices buckets
* test pass
* default behavior without filter
* appropriate filter criterion errors if criterion does not apply to type
* better abstractions and prune keys on deletion
* better naming
* fix build
* fix build
* rem extraneous code
