tree dd3bbb16a587b8cbadf532ec7e02f0c5ef588883
parent deefda81b72c49b81252a1f2b3d86605bb3e5004
author Sorabh Hamirwasia <sorabh@apache.org> 1554772951 -0700
committer Sorabh Hamirwasia <sorabh@apache.org> 1556241483 -0700

DRILL-7188: Revert DRILL-6642: Update protocol-buffers version

1. Updated protobuf to version 3.6.1
2. Added protobuf to the root pom dependency management
3. Added classes BoundedByteString and LiteralByteString for compatibility with HBase
4. Added ProtobufPatcher to provide compatibility with MapR-DB and HBase