Remove unused xml config file

Change-Id: I2b0129fcf3fb9f2e206dc0d6ac422c5bcc82d6af
Closes-Bug: #1324317
Include datastore version details in datastore calls

Currently it takes n+1 API calls to obtain the versions for each
datastore. This blueprint augments the response to add
the version details.

Implements: blueprint list-datastore-type-and-versions

Change-Id: I2fc2da8109d23038909f5f604cabf209e2eb1d11
Merge "Include datastore version details in datastore calls"
Merge "Remove unused xml config file"