OAK-2259 SegmentBlob equals check should verify compaction in both directions
 - merged rev 1637382



git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/branches/1.0@1637653 13f79535-47bb-0310-9956-ffa450edef68
OAK-2140 Segment Compactor will not compact binaries > 16k
 - merged rev 1637651



git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/branches/1.0@1637655 13f79535-47bb-0310-9956-ffa450edef68