Prepare for release, set version build date, fix whitespace/typo

CHANGES.txt

@@ -4,7 +4,7 @@
  * Fix cassandra-env.sh to use $CASSANDRA_CONF to find cassandra-jaas.config (CASSANDRA-14305)
  * Fixed nodetool cfstats printing index name twice (CASSANDRA-14903)
  * Add flag to disable SASI indexes, and warnings on creation (CASSANDRA-14866)
-Merged from 3.0:a
+Merged from 3.0:
  * Add ability to cap max negotiable protocol version (CASSANDRA-15193)
  * Gossip tokens on startup if available (CASSANDRA-15335)
  * Fix resource leak in CompressedSequentialWriter (CASSANDRA-15340)

NEWS.txt

@@ -47,8 +47,8 @@ using the provided 'sstableupgrade' tool.
 
 Upgrading
 ---------
-	- repair_session_max_tree_depth setting has been added to cassandra.yaml to allow operators to reduce
-	  merkle tree size if repair is creating too much heap pressure. See CASSANDRA-14096 for details.
+    - repair_session_max_tree_depth setting has been added to cassandra.yaml to allow operators to reduce
+      merkle tree size if repair is creating too much heap pressure. See CASSANDRA-14096 for details.
     - native_transport_max_negotiable_protocol_version has been added to cassandra.yaml to allow operators to
       enforce an upper limit on the version of the native protocol that servers will negotiate with clients. 
       This can be used during upgrades from 2.1 to 3.0 to prevent errors due to incompatible paging state formats

debian/changelog

@@ -2,7 +2,7 @@ cassandra (3.11.5) unstable; urgency=medium
 
   * New release
 
- -- Michael Shuler <mshuler@apache.org>  Mon, 11 Feb 2019 21:12:23 -0600
+ -- Michael Shuler <mshuler@apache.org>  Thu, 24 Oct 2019 08:59:29 -0500
 
 cassandra (3.11.4) unstable; urgency=medium