Remove definitions with "." (#2964)

* fix dot definition

* move gh issues links to seeAlso annotation

* move FBC:DOS to dc-contributor

* move orcid to contributor

* remove wikipedia xrefs from definitions and move to xref

* move xref VH to contributor

* fix duplicated definitions

* move sourceforge links to `term_tracker_issue` annotation

* fix `term_tracker_issue` annotation

* remove links to pages not found

* remaining move wikipedia xref in definition

* move full url to `see also` annotation

* Replace "dot definitions" for some insect-related terms. (#3128)

Several terms about insect anatomical structures have so-called "dot
definitions". We replace by rudimentary definitions drawn from the
corresponding terms in FBbt.

Co-authored-by: Anita Caron <anitacaron@users.noreply.github.com>

* change default def to unique

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Co-authored-by: Anita Caron <anitacaron@users.noreply.github.com>
Co-authored-by: Damien Goutte-Gattat <dpg44@cam.ac.uk>