ISPN-3625 Updated JCache documentation for latest 1.0.0 API
ISPN-4932 Remove references to Hibernate Search's SearchFactory from public API
ISPN-4873 Statetransfer thread pool deadlock

StateRequestCommands should not block a thread
if they arrive before the REBALANCE_START command.
ISPN-4931 Update Getting Started guide for Infinispan 7
'Release Script: update versions for 7.0.1-SNAPSHOT'
ISPN-3938 AdvancedAsyncCacheLoader.process() concurrency issues

Simplify ExecutorAllCompletionService to track the tasks itself instead of
using an ExecutorCompletionService.