This reverts commit 4ec93c5e1f663c111ab29d477ef74a1589ffbe01.
* chore: use crates.io dep of ethers-rs * chore: remove multiplier package
* chore: fix Makefile pre-build * chore: add Makefile command to install depenedncy cargo-make * chore: update all READMEs with instructions to install dependencies, build and test * chore: add target to fetch all submodules