* initial

* get .calls test working

* add assertions to withdrawal tests

* add missing finalizeDeposit tests

* clean up tests

* clean up crosschain library

* further clean up tests

* clean up L1 Gateway, fix bug

* further clean up contracts

* quick save

* quick save

* Add unsupported to fix compiler bug, need to remove this

* fix constructor inputs

* build fixes

* improve test case names

* l1 gateway testing WIP

* add comment on init

* Add withdraw tests

* temp only

* All tests implemented, 2 still failing, needs polish

* All tests implemented, 2 still failing, needs polish

* add failing test for finalizeWithdrawAndCall

* Add univ2erc20, broken build tho

* get contracts building

* clean up tests and interface

* updates

* move to uniswap ERC20

* more updates, fix gateway tests with uniswap

* finish deploy config?

* Add ETH deposit gateway (OVM_L1ETHGateway) (#225)

* OVM_L1ETHGateway almost working

* OVM_L1ETHGateway tests all passing

* clean up unused stuff

* lower gaslimit

* lower gas further

* typo

* break out helper

* resolve messenger

* update deploy config

* renaming

* lint

* update tests to use AM

* restructure fs layout

* clean unused envar

* remove interface version bound

* remove todo

* various minor cleanups

* add safemath to contract account

* update naming conventions

* fix test config and test name

* cleanup for consistency

* fix eth send test

* remove .only

* clean up, add deposit gas limit

* lint

* add gas config and tests

* fix indent
Co-authored-by: ben <ben@bens-MacBook-Pro.local>
Co-authored-by: Maurelian <maurelian@protonmail.ch>
Co-authored-by: Matt Masurka <m.masurka@gmail.com>