make sure to properly shut down metrics registry
Update changelog
Merge branch '1.0' into 2.0

Conflicts:
	driver-core/src/main/java/com/datastax/driver/core/Metrics.java
Fix build
OCD
Avoid overlong debug message

JAVA-240 #fixes
Merge branch '1.0' into 2.0
Add missing imports in tests
Upgraded to Jackson 2.3.0.

The Jackson project has moved to another groupId some time ago.

Upgrading to Jackson 2.3.0 in the Java Driver is basically just updating the POM
and the import statements in TableMetadata.
Avoid possible NPE in HostConnectionPool

JAVA-231 #fixes
Changelog update
Merge branch '1.0' into 2.0
Fix previous merge
Document that BoundStatement#bind can throw NPE

JAVA-226 #fixes
Merge branch '1.0' into 2.0
One more addition to the javadoc
Merge branch '1.0' into 2.0
Update C* version for tests to 2.0.4
Avoid NPE when host is in an unconfigured DC

JAVA-244 #fixes
Fix error messages