Model::destroy now returns the total number of records deleted.
Fix typo.
Parent key methods visiblity
catch PDOException
improvements
correct docblock
Merge pull request #2976 from anlutro-pull-requests/hasoneormany-parentkey-visibility

Parent key methods visiblity
Fix DB offset method. Can not be negative.
Use max() instead of ternary in DB offset.
Specify query cache driver
Fix the enum indefinite article
added seeder option to refresh command.
added period.
Merge branch 'query-cache-driver' of https://github.com/GrahamCampbell/framework into GrahamCampbell-query-cache-driver
added cacheDriver method to query builder.
work on eager loading local keys.
Merge pull request #3017 from KaneCohen/db-offset

Fix DB offset method. Can not be negative.
Fix RefreshCommand.
Abstracting "new Builder" in Model

Implements: #3071
cleaning up some code.