AST: Provide a dictionary interface to configurations.
AST: Provide a dictionary interface to configurations.

This interface is not yet used, but provides templates an optimised path for
looking up attribute values.

agacek/camkes-tool,smaccm/camkes-tool,smaccm/camkes-tool,agacek/camkes-tool,agacek/camkes-tool,smaccm/camkes-tool,smaccm/camkes-tool