Enable Cereal class versioning

Cereal class versioning helps to handle data de-serialization
across different class versions that differ in the way, a particular
data is serialized.

For more reading, refer Cereal official documentation;
http://uscilab.github.io/cereal/serialization_functions.html

Change-Id: Ic5d01090b7a7679ef2bf638da786abbd033007bc
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
3 files changed