* first version of the watchtower api
* Initial prototype of sync parent fetching/processing
* Another map to track seen block root
* Fixed fmt
* Ready to live test
* Ready to live test
* Seperate pending block queue into its own
* first version
* delete watchtower
* move to message loop
* roughtime
* one time
* fix test
* Started testing but peer list empty
* Comment
* Loggins
* Stuck at decoding non proto type
* Revert
* First take, need feedback
* Run time panics at hello
* Revert
* use reflect properly
* Fixed subscriber
* instantiate helper
* More reverts
* Revert back tests
* Cont when EOF
* Working
* Clean hello tracker on peer disconnection
* Clean hello tracker on peer disconnection
* Move to validation
* Propoer locking
* Propoer locking
* Fmt
* Nishant's feedbacke
* More feedback
* All tests passing
* fix build
* remove log
* gaz
* Added the todo
* add validation
* add block db check in validation
* merge
* in memory caching of seen blocks
* basic block processing
* Update BUILD.bazel
* use new receiveBlockNoPubsub
* fix build
* add TODO issue numbers
* add TODO issue numbers
* lint
