Models #889 #890

app/models/communication/extranet/document.rb

app/models/communication/extranet/document/category.rb

app/models/communication/extranet/document/kind.rb

...310081519_create_communication_extranet_document_kinds.rb

...1530_create_communication_extranet_document_categories.rb

db/schema.rb

test/fixtures/communication/extranet/document/categories.yml

test/fixtures/communication/extranet/document/kinds.yml

test/fixtures/communication/extranet/documents.yml

test/fixtures/communication/extranet/post/categories.yml

test/models/communication/extranet/document/category_test.rb

test/models/communication/extranet/document/kind_test.rb