ISPN-4311 Do not try to be clever with file separators on Windows, just replace any backslashes with slashes
ISPN-4467 Fix BulkUtil formatting
ISPN-4467 Bulk get keys should use a compatibility collator

* Use a different collator when compatibility is enabled which makes
the necessary transformations from POJO to byte arrays.
Insert a delay between clearing the cache store and the data container
to allow any running clustered get commands to finish.