open task when effector invoked. also clean up methods for opening tabs.
reset the backbone model for tasks when server-side object omits fields
(fixes bug where blockingTask and blockingDetails weren't being cleared if they were simply dropped from server-side object)
fix cassandra datacenter integration test - tries to connect to target machine to resolve IP address to ensure consistency w listen address
drop back to cassandra 1.2.14, to try to fix datacenter integration test, and update mirror url's etc
roll forward to cassandra 1.2.15 since the problem was not to do with versions
networking comments
support for ConfigBag to return map where keys are ConfigKey instances, for use with EntitySpec
use the version, and an optional label and/or salt, when creating the INSTALL_DIR