* Remove redundant access specifications
* Remove un-needed override
* Fixup BountyHistoryEntry backing code
* Fix formatting in CargoBountyMenu
* Reformat BountyHistoryData
* Rework TryRemoveBounty to use new Entity type
* Add Enum for showing bounty results
* Rework look and feel of History tab
* Add visible text when no bounties have been completed yet
* Remove control
* Swap default to null
* Reverse ordering of bounties so last entry comes first
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