Clarifying types, tidying object release code
Clarifying types, tidying object release code

Changed how types of containers and content are marked,
and how these map onto MAL types.

Simplified object release code, since data type
is always now stored with the data.

foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal