refs #5604, refs #5463
- deps: ghost-gql@0.0.2
- adds code to wire up the filtering to a paginated query
- updated pagination plugin count query to use 'distinct' so it's more robust
- rename paginationUtils.query to addLimitAndOffset to be more explicit and make the code clearer
- add a new 'advanced browsing spec' set of tests for tracking these features as they are built out
refs #5727, #5602
- Add new 'order' column to posts_tags table
- Migrate all existing posts_tags to have a correct value for 'order'
- Rewrite updateTags to not remove all tags, and to correctly maintain order
- Add transaction support for tag operations
- Many tests
closes#5551
- adds new test fixture generator and tests for tag pagination
- changes how post_count is added to use a select subquery rather than a join
closes#2896
- move default options / custom code into model functions
- move most of the filtering logic into base/utils.filtering (to be relocated)
- move the remainder of findPage back into base/index.js and remove from posts/users&tags
- move pagination-specific logic to a separate 'plugin' file
- pagination provides new fetchPage function, similar to fetchAll but handling pagination
- findPage model method uses fetchPage
- plugin is fully unit-tested and documented
refs #2896
- moves repeated code out of models
- creates a new file for unit-testable code (this should be moved in future)
- adds a default for `page` as that seems sensible
- adds 100% test coverage for the new file
