Fix cqlsh deserialization of blobs

Patch by Tyler Hobbs; review by Aleksey Yeschenko for CASSANDRA-7603
Merge branch 'cassandra-2.1.0' into cassandra-2.1
Merge branch 'cassandra-2.1' into trunk
update CL archive comments post-6905
Merge branch 'cassandra-2.0' into cassandra-2.1.0
Merge branch 'cassandra-2.1.0' into cassandra-2.1
Merge branch 'cassandra-2.1' into trunk
Use "keyspace updated" message for UDT changes in v1/2 protocols

Patch by Tyler Hobbs; review by Aleksey Yeschenko for CASSANDRA-7617
Merge branch 'cassandra-2.1.0' into cassandra-2.1
Merge branch 'cassandra-2.1' into trunk
Fix tracing of local portions of range slices

Patch by Tyler Hobbs; review by Brandon Williams for CASSANDRA-7599
Merge branch 'cassandra-2.1.0' into cassandra-2.1
Merge branch 'cassandra-2.1' into trunk
Set -Dcassandra.storagedir for all tool shell scripts

Patch by Tyler Hobbs; review by Joshua McKenzie for CASSANDRA-7587
Merge branch 'cassandra-2.1.0' into cassandra-2.1
Merge branch 'cassandra-2.1' into trunk
Clean up Windows batch scripts
patch by Josh McKenzie; reviewed by Ala' Alkhaldi for CASSANDRA-7619
update .ps1 line endings to CRLF
patch by Josh McKenzie; reviewed by Ala' Alkhaldi for CASSANDRA-7627
merge from 2.1.0
Merge branch 'cassandra-2.1' into trunk