Fix facebookarchive#109. (facebookarchive#111)

Summary:
Fixed ACL_vector pointer which was passer after its guard release
Pull Request resolved: facebookarchive#111

Reviewed By: tau0

Differential Revision: D17418823

Pulled By: AhmedSoliman

fbshipit-source-id: cd4791eed193cb731a8cba0a406b1a78d3131a31

Title: [logdevice] Cutting version 2.43.4

Summary:
Change log for 2.43.4:
  D16808602 chown audit logs file
  D16832598 Log an error when we can't reopen a log file

Reviewed By: Zepheus

fbshipit-source-id: ad6017b48a0aa8ca5edeb5be48d33ca8bff2d89e