created new inclusion validation rule for species name + appendix + year
Revert "created new inclusion validation rule for species name + appendix + year"

This reverts commit 98da8c750d20f974c76bf3adafe211f930da3002.
created new inclusion validation rule for species name + appendix + year
[#58694332] Added db structure for trade codes pairs
[#58694332] Added import scripts for trade codes pairs
[#58694332] Added import of trade codes pairs to import.rake main import task
[#58694332] Renaming trade_codes_pairs to term_trade_codes_pairs
[#58694332] Renamed other_trade_code to trade_code
[#58694332] Updated import task for trade_codes_pairs to use the new renamed and simplified table term_trade_codes_pairs
[#58694332] Added new Inclusion rule to validate pairing between term and unit codes. Added view to fetch valid values
[#58693970] implemented species name + appendix + year validation
[#58694332] Added specs for pairing terms with units. Removed dependency of specs in the CSV file for annual report
[#58693970] added is_primary field to validation rules to differentiate between primary / secondary
[#58693970] added serializer for new validation rule
[Finishes #58694332] set polymorphic associations
[Finishes #58694378] Adds validation for term and purpose pairing. Adds specs for this
[Finishes #58694378] Adds validation for term and purpose pairing. Adds specs for this
Merge branch 'secondary_validation_term_unit' of github.com:unepwcmc/SAPI into secondary_validation_term_unit
added "skip intro" link
Merge branch 'develop' of github.com:unepwcmc/SAPI into develop