* Separate Repository into multiple Repositories
* Use struct scan for transactions
* Use struct scan for blocks
* Remove unused block repo methods
* Update naming
* Rename / Cleanup repository related fields
* Rename geth package structs to not be prefaced with package name
* No longer need to dump schema since Travis uses migrate
* Rearrange history package
* Removed double request for receipt from block rewards
* Remove Listener + Observers and Replace w/ Polling Head
* Potential Short term Issue w/ Infura (ignore these tests for now)