Merge casper-network#1133

1133: Delta 11 genesis r=sacherjj a=sacherjj

Chainspec.toml and config-example.toml values updated to match: https://casperlabs.atlassian.net/wiki/spaces/REL/pages/1229455363/Delta-11+TestNet+MainNet+Configuration

Added known_addresses from IPs in the second tab of Delta-11 genesis spreadsheet.

Generated accounts.toml from MainNet genesis simulation spreadsheet.  Total token supply validated:

```
sacherjj@joe-ubuntu:~/repos/casper-node/utils/accounts_toml$ python3 encode_account_toml.py -a accounts.csv -d delegators.csv > accounts.toml
sacherjj@joe-ubuntu:~/repos/casper-node/utils/accounts_toml$ python3 validate_account_toml.py accounts.toml 
Total Amt: 10000000000000000000
accounts.toml is valid.
```

Genesis time is 2021-03-15T17:00:00Z one hour after stand-up start on Monday.

Co-authored-by: Joe Sacher <321623+sacherjj@users.noreply.github.com>

Merge casper-network#1050

1050: NO-TICKET: avoid panicking on handling get responses r=Fraser999 a=Fraser999

This PR removes a couple of `todo!`s which could allow a malformed or more likely malicious message to cause the node to panic.

Co-authored-by: Fraser Hutchison <fraser@casperlabs.io>

Updating to match chainspec.toml.

Enable legacy network.

Setup for delta.

Updating CI for cargo publish and other fixes.

Bump to 0.5.1.

CHanging gossip_interval back to 2 mins from 5 mins.

Correct pull_genesis.sh to run from S3.

Bump version for 0.2.2

Merge pull request casper-network#630 from sacherjj/delta-4-config

Delta 4 Config