#522836 by andrewlevine: Add form_clean_id() to ctools_rebuild_form() to prevent extraneous -1s from appearing.

name, they would accidentally share data.

#485486 by nrambeck: term view override was not setting breadcrumb like taxonomy/term is supposed to.

#447920: Ensure there is a context selector for the "terms" argument and context converters so it can be used with Views.