OGM-175 Add new classes for the management of batch operations
OGM-175 Add testcase for batch execution
OGM-175 Use MongoDB native batch mechanism
OGM-175 Enable batch execution for dialects
OGM-175 The dialect should not be responsible of the queue
OGM-440 Remove incorrect call to setNamingStrategy in Integrator

Also mutualize initialization code
OGM-438 Making rules in example public to satisfy JUnit's requirements
OGM-37 Using externalizer to store key objects in the Infinispan grid
OGM-37 Making Ehcache dialect not relying on serialization of key objects
OGM-37 Making sure Ehcache's cache is always accessed using the right key type
OGM-37 Making key objects not implement Serializable anymore
OGM-37 Getting rid of some deprecation warnings
OGM-361 Removing obsolete "start" flag in InfinispanDatastoreProvider
OGM-443 Adding @TestForIssue annotation
OGM-443 Making sure updates are propagated to persistent objects in Ehcache