Bump version to 1.3.8.1
Ticket 49661 - CVE-2018-1089 - Crash from long search filter
Ticket 49652 - DENY aci's are not handled properly
Ticket 49649 - Use reentrant crypt_r()
Ticket 49644 - crash in debug build
Ticket 49631 - same csn generated twice
Ticket 48184 - revert previous patch around nunc-stans shutdown crash
Rebase to 1.3.8