Fixed previous things.
Storeable without unit tests.
Added frames for unit tests.
Fixed broken db (empty dir).
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Fixed broken db (empty file).
Fixed broken db (wrong key placement).
Fixed throwing exceptions when null.
Fixed where is no db dir.
Fixed wrong type in create cmd.
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Fixed create cmd.
Fixed checking key placement.
Added one test class. Fixed checking in StoreableStorable.
Added other unit tests.
Fixed.
Fixed. Reused previous commands.
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Fixed.