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Creating a Change Log Template for ALL to update with relevant
new features, changes, fixes and known issues for each upcoming
release of Trusted Firmware-A.

The contents of this file should be added to the collective change log
at the time of release code freeze.
Signed-off-by: Lauren Wehrmeister <lauren.wehrmeister@arm.com>
Change-Id: Idfbdcef0d40b10312dc88b6e1cbe31856fda887e