change NBHS in ARR to CLQ
patch by bes; reviewed by jbellis for CASSANDRA-7116
switch README to asciidoc extension
wip
formatting
Merge branch 'cassandra-2.0' into cassandra-2.1
Native protocol v3

patch by slebresne; reviewed by thobbs for CASSANDRA-6855
Optimize Cell liveness checks and clean up Cell

patch by Aleksey Yeschenko; reviewed by Benedict Elliott Smith for
CASSANDRA-7119