HSEARCH-1354 Fixing wrong import in OptimizerPerformanceTest and making sure that super#setup() is called in setup() of ReaderPerformance
HSEARCH-1354 Improving on design of SearchTestCase and SearchTestCaseJUnit 4 by lazily initializing TestResourceManager. This way other methods as setup() might be called before calling super#setup()
Updating README and Changelog for 4.4.0.Alpha1 release
[maven-release-plugin] prepare release 4.4.0.Alpha1
[maven-release-plugin] prepare for next development iteration
HSEARCH-1384 Adding the ability to set the number of entity types to
index in parallel in the Mass Indexer.
HSEARCH-1384 Updating the MassIndexer documentation
HSEARCH-1387 Adding @Override annotation on methods inherited from
interfaces

Hibernate Search is now compiled with Java 6.
HSEARCH-1388 Upgrade to JGroups 3.3.4.Final and refresh default configuration files
HSEARCH-1388 Define a custom JGroups UDP configuration for Infinispan
HSEARCH-882 Minimize dependencies of the Infinispan integration module
HSEARCH-882 Update Infinispan configuration: whitespaces
HSEARCH-882 Cleanup some existing clustered tests
HSEARCH-1390 Avoid force unlock operations on unlocked directories
HSEARCH-1389 Avoid context switching on single-task indexing transactions
HSEARCH-1389 Some clean-up (removing superfluous method parameters, simplifying collection of erronous items)
HSEARCH-1391 ErrorContextBuilder should build error placeholders lazily
HSEARCH-1389 Avoiding list access for successfully processed work items

Conflicts:
	engine/src/main/java/org/hibernate/search/backend/impl/lucene/LuceneBackendQueueTask.java
HSEARCH-1391 Avoiding unchecked warning
HSEARCH-1393 new getIndexBindingForEntity(Class) implementation doesn't deal with non-indexed entities