Define Emergency Access on a per entry level

[daviddem]

Also this feature request ties into this one:

Nested vaults to implement multiple security levels

This proposal is not for the faint of heart. Most of us have passwords of varying levels of security. At the lowest level we have passwords for “throw-away” free accounts whose security we barely care about. At the highest level we might store, for example, cryptocurrency keys or passwords for other password managers. And there are passwords at various levels of security in-between. The feature request here is to support nested vaults. Your password as before unlocks your main vault. But withi…