## Issue Addressed
Resolves#1651
## Description
This supercedes #1658. Great work was done by @pawanjay176, I just needed to make a change whilst he is away.
See #1658 for a description, prior reviews and approval by @michaelsproul.
## Additional info
Ignores a rustsec advisory. This is tracked in #1669.
Co-authored-by: pawan <pawandhananjay@gmail.com>
## Issue Addressed
#1431
## Proposed Changes
Added an archived zip file with required files manually
## Additional Info
1) Used zip, instead of tar.gz to add a single dependency instead of two.
2) I left the download from github code for now, waiting to hear if you'd like it cleaned up or left to be used for some tooling needs.
## Issue Addressed
NA
## Proposed Changes
- Include the Medalla `genesis.ssz` file.
- Adds the boot nodes from here: 27e7e7cc87/medalla/bootnodes.txt
## Additional Info
NA
## Issue Addressed
NA
## Proposed Changes
Allows for multiple "hardcoded" testnets.
## Additional Info
This PR is incomplete.
## TODO
- [x] Add flag to CLI, integrate with rest of Lighthouse.
Co-authored-by: Pawan Dhananjay <pawandhananjay@gmail.com>
Co-authored-by: Michael Sproul <michael@sigmaprime.io>
