* bedrock: use block number for key in output oracle

* contracts: Apply seaport style to natspec comments

Inspo: https://github.com/ProjectOpenSea/seaport/blob/main/contracts/Seaport.sol

* bedrock: Improve oracle error messages

* bedrock: update node and proposer with new oracle interface

* bedrock: add tests for oracle reorg protection.

* Fix op-proposer & withdrawals logic

* Golang PR Fixes

* specs: use block number for key in output oracle

* bedrock: Fix CamelCase on oracle events

* bedrock: Update arg name in usage of getL2Output

* bedrock: Oracle add computeL2Timestamp and check on append
Co-authored-by: Joshua Gutow <jgutow@optimism.io>