function cloneODataMessage(oODataMessage, sTarget, aAdditionalTargets) {
		return Object.assign({}, oODataMessage,
			{target : sTarget, additionalTargets : aAdditionalTargets});
	}
Clones the given OData message object and replaces the target property of the clone by
the given target path.

@param {object} oODataMessage
  An OData message object as returned by <code>createResponseMessage</code>
@param {string} sTarget
  The new target
@param {string[]} aAdditionalTargets
  The new additional targets in case of a multi-target message
@returns {object}
  The cloned OData message object with the replaced target