* Add incentive types
* Add earn state methods
* Update earn incentives
* Update unit test NewKeeper to include earn keeper
* Fix sharesOwned typo
* Shares not used for AfterVaultDepositCreated
* Add earn to init genesis
* Pass earn keeper to incentive keeper
* Add sdk.Msg impl, disable legacy migrations
* Disable migrations
* Update incentive earn sync test
* Add earn to client and querier
* Add accum and init tests
* Add additional earn tests
* Fill in fakeEarnKeeper methods to fix tests
* Add earn reward periods to params, begin blocker earn reward
* Add earn to query
* Update genesis_test with missing DefaultMultiRewardPeriods parameter
* Remove disable of migration package
* Fix proto type comments
* Remove unused migration state
* Add legacytx.LegacyMsg compile time interface check
* add earn state validation to genesis validation
Co-authored-by: rhuairahrighairigh <ruaridh.odonnell@gmail.com>
