OriginTrail TRAC: Zond v0.7a

Zond Release v0.7a - May 7th
Initial version of zero knowledge privacy layer
Neo4j Compatibility
Standardized and documented graph logic
With the insights from performance and usage of the protocol, Zond will introduce a fully standardized and documented OriginTrail graph structure as well as compatibility with Neo4j database to allow further flexibility in the data layer for implementation (ability to choose more than one database). This release also introduces the first version of the zero-knowledge privacy sublayer in the protocol.