Correctly validate sparse composite cells
patch by Tyler Hobbs; reviewed by jbellis for CASSANDRA-5855
make scrubbing collection-aware
Add KeyCacheHitRate metric to CF metrics

patch by yukim; reviewed by jbellis for CASSANDRA-5868
migrate 1.1 schema_columnfamilies.key_alias column to key_aliases
patch by Alex Liu; reviewed by Tyler Hobbs for CASSANDRA-5800
Correct timestamp formatting in CQL3 doc
Remove the vestiges of default_{read,write}_consistency
CASSANDRA-5800 follow-up

patch by Aleksey Yeschenko; reviewed by Tyler Hobbs for CASSANDRA-5800
make sure to release recently added CF metric
Migrate key_alias->key_aliases on every schema migration (1.2)

Another follow-up to 5800
Skip auth setup if AllowAllAuthenticator is used
Authorizer+authenticator configuration sanity check
cqlsh: add support for multiline comments

patch by Aleksey Yeschenko; reviewed by Brandon Williams for
CASSANDRA-5798
Handle CQL3 SELECT duplicate IN restrictions on clustering columns

patch by Aleksey Yeschenko; reviewed by Jonathan Ellis for
CASSANDRA-5856
Comment that 0.0.0.0 may confuse some client drivers
Fix getBloomFilterDiskSpaceUsed for AlwaysPresentFilter
patch by jbellis; reviewed by yukim for CASSANDRA-5900
Don't announce schema version until we've loaded the changes locally

patch by slebresne; reviewed by iamaleksey for CASSANDRA-5904
add a -no-snapshot option to scrub to be able to run in tight disk space scenarios
patch by ltodorov reviewed by dbrosius for cassandra-5891
Integer overflow in OffHeapBitSet when bloomfilter > 2GB
patch by Vijay; reviewed by jbellis for CASSANDRA-5903
edit changes.txt for CASSANDRA-5903
CQL3 documentation fixes (#5878)