nlu: The NLU slot type was changed in version 5.0. This commit changes
it back to what it was pre-5.0. slots will be a map, and the property names will
be derived from the name given in the NLU metadata.
nlu: update NLU slot type to be a map with custom property names (f0ba05b)
BREAKING CHANGES
nlu: The NLU slot type was changed in version 5.0. This commit changes
it back to what it was pre-5.0. slots will be a map, and the property names will
be derived from the name given in the NLU metadata.