HBASE-20462 Put up 2.0.0RC1; Update CHANGES.md and RELEASENOTES.md;
ADDENDUM; add in last few commits.
diff --git a/CHANGES.md b/CHANGES.md
index 9294c7a..9b3fed7 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1104,6 +1104,10 @@
 
 | JIRA | Summary | Priority | Component |
 |:---- |:---- | :--- |:---- |
+| [HBASE-20464](https://issues.apache.org/jira/browse/HBASE-20464) | Disable IMC |  Major | in-memory-compaction |
+| [HBASE-20442](https://issues.apache.org/jira/browse/HBASE-20442) | clean up incorrect use of commons-collections 3 |  Major | dependencies, thirdparty |
+| [HBASE-20440](https://issues.apache.org/jira/browse/HBASE-20440) | Clean up incorrect use of commons-lang 2.y |  Major | dependencies |
+| [HBASE-20439](https://issues.apache.org/jira/browse/HBASE-20439) | Clean up incorrect use of commons-logging in hbase-server |  Minor | dependencies, logging |
 | [HBASE-20398](https://issues.apache.org/jira/browse/HBASE-20398) | Redirect doesn't work on web UI |  Major | UI |
 | [HBASE-20399](https://issues.apache.org/jira/browse/HBASE-20399) | Fix merge layout |  Minor | UI |
 | [HBASE-20233](https://issues.apache.org/jira/browse/HBASE-20233) | [metrics] Ill-formatted numRegions metric in "Hadoop:service=HBase,name=RegionServer,sub=Regions" mbean |  Trivial | metrics, Operability |
diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index e79e60a..8fad483 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -45,6 +45,11 @@
 
 These release notes cover new developer and user-facing incompatibilities, important issues, features, and major improvements.
 
+---
+
+* [HBASE-20464](https://issues.apache.org/jira/browse/HBASE-20464) | *Major* | **Disable IMC**
+
+Change the default so that on creation of new tables, In-Memory Compaction BASIC is NOT enabled.
 
 ---
 
@@ -57,7 +62,6 @@
 
 Users who wish to maintain the behavior seen in the 1.4.0-1.4.2 releases of the HBase shell should refer to the section _irbrc_ in the reference guide for how to configure their IRB session to avoid echoing expression results to the console.
 
-
 ---
 
 * [HBASE-18792](https://issues.apache.org/jira/browse/HBASE-18792) | *Blocker* | **hbase-2 needs to defend against hbck operations**