Registry for auto-linking functions that given a data collection can suggest
The members property is a list of auto-linking plugins, each represented as
a (label, function) tuple. The function should take a reference to
the data collection.
This is provided so that registry instances can be used as decorators.
Add a new auto-linking function.
This is provided so that registry instances can be used
as decorators. The decorators should add the decorated
code object to the registry, and return the original function
Short label for the plugin
The plugin function