* Insert and load config metadata by namespace
* Deprecate existing metadata table name
* Update tests
* Fix delete method and update naming
* Add test for writing metadate for multiple namespaces
* Reset the RC per-instance user defaults if the config database was not found.
* Add unit test.
* Ignore the non-object arguments when stubbing the fetchWithExpirationDuration method.
* Update changelog.
Tushar Khandelwal