ISPN-4575 Map/Reduce incorrect results with a non-shared non-tx intermediate cache
ISPN-4693 Initial submission of handling for orphaned transactions.
ISPN-4693 Initial submission of handling for orphaned transactions.

* Rename cleanup methods
* Move warning to Log interface
* Handle nanoTime() overflows in cleanupTimedOutTransactions
ISPN-4693 Increase the wake up interval for cleaning timed out remote transactions