feat: add hermes relayer plugin

[Pantani]

• create the chains mars-1 and venus-1 and run

• add the relayer plugin

ignite app add -g ($GOPATH)/src/github.com/ignite/apps/hermes

• configure the relayer

ignite relayer hermes configure "mars-1" "http://localhost:26649" "http://localhost:9082" "venus-1" "http://localhost:26659" "http://localhost:9092"

• start the relayer

ignite relayer hermes start "mars-1" "venus-1"

[jeronimoalbi]

Maybe as a future improvement we could use default RPC addresses, where each one could be optional though a CLI flag. When the optional flag for any of the addresses is not available we could ask the user to input the value(s) offering default ones.

[julienrbrt]

mostly nits. I'll test the changes locally now

[jeronimoalbi]

Does it make sense to create a new PR to update the IBC related tutorials to use this app instead of the tsrelayer? That would make this app a CLI default one, like the network app.

@ilgooz @Pantani

[Pantani]

Does it make sense to create a new PR to update the IBC related tutorials to use this app instead of the tsrelayer? That would make this app a CLI default one, like the network app.

@ilgooz @Pantani

I think so, but we can only hidden the tsrelayer for now and try to see if it works in future updates, and we can have both