# Functions
NewKeeper returns a new Keeper instance.
NewMigrator returns a new Migrator.
NewMsgServer returns a new instance of the MsgServer.
NewQueryService creates query service.
# Structs
Keeper is customparams module Keeper.
Migrator is a struct for handling in-place store migrations.
MsgServer serves grpc tx requests for the module.
QueryService serves grpc requests for the model.
# Interfaces
MsgKeeper defines an interface of keeper required by fee module.
QueryKeeper defines subscope of keeper methods required by query service.