Merge pull request #617 from horschi/master

Add token support to get_range_slices (#410)
fix logging context
Merge pull request #618 from mebigfatguy/master

Fix simple copy/paste typo with logging contexts
Add ability to specify columns for multiget queryColumns
Merge pull request #619 from tom-martin/master

Add ability to specify columns for multiget queryColumns
added check for null or empty on datacenter property for environmental configuration simplicity
Make the LockManager test take a bit less
Updated to use C* 1.2.4
bump up to Cassandra 1.2.5
Fix Java 7 test issue.
Merge pull request #620 from hector-client/auto-discovery-nulls

added check for null or empty on datacenter property for environmental c...
added latest to changelog
[maven-release-plugin] prepare release hector-1.1-4
[maven-release-plugin] prepare for next development iteration
don't use an iterator just to get item 0 of a List
Check for not null on cluster when running autodiscovery

it fails during the initialization and it is never able
to set the cluster object properly remaining as null for
future runs.
Modify retryDownedHosts() to only delete hosts not in the ring if autoDiscoverHosts is true
Fix all hosts down check
Merge pull request #625 from jancona/autodiscover-and-retry

Modify retryDownedHosts() to only delete hosts not in the ring if autodiscovery is on
Merge pull request #623 from mebigfatguy/master

don't need an iterator to get the 0th item in a list.