update hadoop dependency in wordcount examples
patch by Philip Crotwell; reviewed by Jeremy Hanna and Alex Liu for CASSANDRA-4686
CommitLogReplayer should calculate checksums differently for < 2.0
patch by dbrosius reviewed by jbellis for CASSANDRA-5764
remove unused method (bufferToString)
add cassandra.unsafetruncate property
patch by jbellis; reviewed by brandonwilliams for CASSANDRA-5704
Merge branch 'cassandra-1.2' into trunk
Print cluster name in describe cluster.
Patch by Philip Crotwell, reviewed by brandonwilliams for CASSANDRA-5773
Merge branch 'cassandra-1.2' into trunk
StorageService.getPartitioner is a static method
Fix bug in Range.intersects(Bound)

patch by slebresne; reviewed by jbellis for CASSANDRA-5771
Merge branch 'cassandra-1.2' into trunk
Kill CLI mentions in DD log messages
Merge branch 'cassandra-1.2' into trunk

Conflicts:
	src/java/org/apache/cassandra/config/DatabaseDescriptor.java
Fix assertion error during repair

patch by slebresne; reviewed by yukim for CASSANDRA-5757
fix bulkloader patch by yukim reviewed by slebresne for CASSANDRA-5542
update unsafetruncate -> unsafesystem
patch by Christian Spriegel and jbellis for CASSANDRA-5704
merge from 1.2
bump thrift-server version to 0.2.1