add history information for v 3.0.0
This document contains the last changes of OrientDB Community Edition.
+-----------------------------------------------------------------------------------------------------------------------------------
+VERSION 3.0.0 - (Apr, 4 2018)
+- Release Notes: https://github.com/orientechnologies/orientdb/wiki/OrientDB-3.0-Release-Notes#300---4-april-2018
+- Issues: https://github.com/orientechnologies/orientdb/issues?q=is%3Aissue+milestone%3A3.0.0+is%3Aclosed
+
-----------------------------------------------------------------------------------------------------------------------------------
VERSION 3.0.0RC2 - (Feb, 27 2018)
- Release Notes: https://github.com/orientechnologies/orientdb/wiki/OrientDB-3.0-Release-Notes#30-rc2
