* WIP: migrating the nameservice module
* WIP: migrating the nameservice module from dxns to ethermint
* refactor: move the proto package version from `v1` to `v1beta1` for vulcanize modules
* refactor: added bond module dependency to nameserivce module
* feat: added auction module dependency to nameservice module
* refactor: refactored the nameservice module
* refactor: add human-readable attributes output to cli nameservice `list`
* WIP: add grpc query test cases
* fix: fix the sub names authority storing issue
* WIP: add the test cases
* refactor: removed legacyCodec from nameservice
* fix: fix the responses for `authority-expiry` and `records-expiry` commands query result
* refactor: sort the imports in app
* WIP: add test cases for cli query, tx for nameservice module
* feat: add test cases for grpc of nameservice module
1. renamed grpc gateway routes from ethermint to vulcanize
* refactor: refactored the test cases for grpc lookup of nameservice
* refactor: refactored the test cases for bond module
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