Feature Request

Feature description

What you want (A clear and concise description of what you want to improve):

Allow combining decrees via an anvil, so that the maximum number of decrees at a given bounty board can be increased

How it improves the player experience

How this would make Bountiful better:

There's a lot of bounties, and some people are completionists. This gives them the option, if they so desire, to combine decrees into one.

Completed as of f84a2ef