Updated to cassandraunit 1.1.2.1 and therefore Cassandra 1.2.0.

Fixed integration tests to work with the new Cassandra version.

Disabled WhenManagedCassandraLifecycleIsManaged tests as the mocking fails.

Integration tests are run in forked mode to create a separate JVM for each test.

Change-Id: I527425165e44148461d5219d7d861fa713dfff4d
Merge pull request #76 from Microtask/master

Updated to cassandra-unit 1.1.2.1 and therefore to Cassandra 1.2.0.
Fixed PropertyGetter and added corresponding unit test
Merge pull request #77 from anton-kostyliev/property-getter-fix

Fixed PropertyGetter and added corresponding unit test
Updates documentation
reenabled tests
resolves issue #79 by providing a method to set Neo4jConfiguration object with connection identifier