* add fork choice helpers
* LMD GHOST basic implementation
* add todos
* add in the initial test and finalize rest of functions
* added tests
* more simulation, adding trivial case with only one option for a head
* panics
* begin helper function tests
* more helper tests
* higher vote wins
* LMD Ghost full test
* comment
* add types
* optimize
* prepared
* deposits for chain
* lint
* use the hash beacon block util
* rem unnecessary db methods
* comments
* setup works
* adding proto messages
* adding fields
* adding new service
* new changes
* checking in file from syncFix
* fixing test
* add test
* adding to node
* goimports
* adding query service to sync services
* sync working
* finally works
* fix test
* lint
* fix build
* fix test