* add MintAddress to params.proto
* ignite scaffold message update-params params:Params --module dao
* add dao get and set params
* make dao.MsgUpdateParams.Params non-nullable
* use GetMintAddress in ante handler
* adjust dao e2e test suit for mint address param
* change msg creator to authority and set gov module as default in gov proposal
* fix staticcheck error
* remove depricated config param
* fix linter errors
Signed-off-by: Lorenz Herzberger <lorenzherzberger@gmail.com>
This is the quasi-standard and fixes the error below:
```
$ go get -u github.com/planetmint/planetmint-go@v0.1.0
go: github.com/planetmint/planetmint-go@v0.1.0: parsing go.mod:
module declares its path as: planetmint-go
but was required as: github.com/planetmint/planetmint-go
```
Signed-off-by: Julian Strobl <jmastr@mailbox.org>
