Changes

* {{bug|1532985}} Changing the product fails because of mismatch in version, should just use default

* {{bug|1785454}} Update component editing API to not required full editcomponents to just update triage owner

* {{bug|1787294}} Allow optional tolerance in the /rest/user endpoint when querying users that are not exist

* {{bug|1783576}} Add field to REST API that returns timestamp of bug last change by an actual person