Allow partial list of ids for sortByIds
Remove redundant test
Allow partial list of ids for sortByIds
Remove redundant test
Moved DataAccessObject.sortByIds to utils.js
Fix conflicts
Add strict flag to sortObjectsByIds

When true, any object not in the ids will be discarded and a subset
will be returned.
Merge pull request #216 from fabien/fix/sorty-by-id

Allow partial list of ids for sortByIds