ISPN-3537 Custom interceptor with Position.LAST set programmatically doesn't work
ISPN-3498 Cannot construct org.infinispan.util.KeyValuePair as it does not have a no-args constructor

* an JBossMarshaller is built under the hood for each TestObjectStreamMarshaller instance
* users need to call TestObjectStreamMarshaller.stop explicitly
ISPN-3537 Custom interceptor with Position.LAST set programmatically doesn't work
ISPN-3781 Memcached server should fail to start when expiration is configured
Documentation: correct misuses of "an"
Documentation: correct misuses of "it's"
Documentation: correct misuses of "an"
ISPN-3779 Refactor the SingleKeyNonTxInvocationContext to not inherit from an abstract invocationcontext
ISPN-3779 No need to use ContextFlag encoded in a byte anymore
ISPN-3779 Remove unused method
ISPN-3779 Remove more unused methods from EntryLookup