avoid no-op caching of byte[] on commitlog append
patch by jbellis; reviewed by yukim for CASSANDRA-5199
merge from 1.2
whitespace
avoid serializing to byte[] on commitlog append
patch by jbellis; reviewed by yukim for CASSANDRA-5199
Merge branch 'cassandra-1.2' into trunk
add dsnitch comments
Merge branch 'cassandra-1.2' into trunk
cqlsh tracing: ninja-remove quotes around session_id
Merge branch 'cassandra-1.2' into trunk
Improve handling of directory creation failures

patch by Aleksey Yeschenko; reviewed by Brandon Williams for
CASSANDRA-5196
Merge branch 'cassandra-1.2' into trunk
fix CompactionsTest assertion error
Merge branch 'cassandra-1.2' into trunk
Expose 2I to the rest of nodetool
Patch by Jason Brown, reviewed by brandonwilliams for CASSANDRA-4464
Merge branch 'cassandra-1.2' into trunk