0.15.0 Release Candidate 1

UPPERCASE WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release 01.5.0. Please see #1204 issue for testing instructions and where to leave your feedback.

Compared to the previous release, this candidate includes

• Core Workload - New configuration options: minscanlength and minfieldlength (#1177)
• Accumulo - client version change, should be compatible (#1167)
• ArangoDB - deprecation for arangodb3 and now arangodb should work with ArangoDB versions 2.7-3.3 (#1166)
• new binding for RocksDB (#1052)
• new binding for Ignite, IgniteSQL (#1118, #1183)
• new binding for FoundationDB (#1162)