Merge pull request #593 from jfwood/verify-resource

Allow for failover to ec2 local-ipv4 data if public-ipv4 is blank.
Add json schema to expected verification resource
Merge pull request #594 from stevendgonzales/verify-resource

Add json schema to expected verification resource
Make max api request size configurable.

Make the maximum allow request size for the barbican api a configuration option.

Change-Id: Ied2c4c08ea845c45ba689d1daf6b83e42aa6a732
Merge pull request #600 from stevendgonzales/verify-resource

Make max api request size configurable.
verification expected resource should only accept application/json
Merge pull request #601 from stevendgonzales/verify-resource

PUT on verification expected resource should only accept application/json
Merge pull request #617 from jfwood/verify-resource

Revive database migration logic;
remove resource_ref from verifications, make unnecessary fields nullable
remove resource_ref from verifications, make unnecessary fields nullable
Merge branch 'verify-resource' of github.com:stevendgonzales/barbican into verify-resource
Merge pull request #621 from stevendgonzales/verify-resource

remove resource_ref from verifications, make unnecessary fields nullable
Relax requirement for the max_actions_allowed parameter on the expected verification record.