New Genesis Template cli command

[snaumov]

Summary of changes
Changes introduced in this pull request:

Added new CLI command to create Genesis template.

Lotus-seed output for reference:

{
  "Accounts": [],
  "Miners": [],
  "NetworkName": "localnet-a793c73a-4db3-4755-910e-7466bce48023"
}

Forest's output:

{
  "Accounts": [],
  "Miners": [],
  "NetworkName": "localnet-a793c73a-4db3-4755-910e-7466bce4blah"
}

How to test

build and run

forest genesis new-template

Provide network name and output path optionally:

forest genesis new-template -n "my-network" -f "./genesis_out.json"

Reference issue to close (if applicable)

Closes #580 #579

Other information and links

[ec2]

One general note so far, is i'd add this attribute to the serde-able structs to get pascal casing so we can match Lotus #[serde(rename_all = "PascalCase")]. Also thanks so much for the contribution!!! It's always so exciting getting external contributors

[snaumov]

One general note so far, is i'd add this attribute to the serde-able structs to get pascal casing so we can match Lotus #[serde(rename_all = "PascalCase")]. Also thanks so much for the contribution!!! It's always so exciting getting external contributors

Added PascalCase.

Ya, absolutely, the pleasure is all mine 👍

[ec2]

LGTM aside from @austinabell 's suggestions

[snaumov]

@austinabell @ec2 please merge when you have a chance. Thanks :D

[austinabell]

@snaumov thank you !