Refactor metamodel to name grammars as such not 'functions'
Issues arose when consuming the schereg API and grammars were duplicated (task 527)
(from redmine: issue id 528, created on 2018-01-22tgradl, closed on 2018-01-22)
Issues arose when consuming the schereg API and grammars were duplicated (task 527)
(from redmine: issue id 528, created on 2018-01-22tgradl, closed on 2018-01-22)