Add versioning to RAS data schemas

Signed-off-by: Zane Shelley <zshelle@us.ibm.com>
Change-Id: Ie1688f748fe70d40bee4c88160cb20b7d36d3033

Util functions to validate JSON and find data files

Signed-off-by: Zane Shelley <zshelle@us.ibm.com>
Change-Id: Ifc1537f7c8eabab08690d5a74023377572564895