This update for shadowsocks-libev fixes the following issues:

- Update version to 3.3.3
  * Refine the handling of suspicious connections.
  * Fix exploitable denial-of-service vulnerability exists in the 
    UDPRelay functionality (boo#1158251, CVE-2019-5163)
  * Fix code execution vulnerability in the ss-manager binary 
    (boo#1158365, CVE-2019-5164)
  * Refine the handling of fragment request.
  * Fix a high CPU bug introduced in 3.3.0. (#2449)
  * Enlarge the socket buffer size to 16KB.
  * Fix the empty list bug in ss-manager.
  * Fix the IPv6 address parser.
  * Fix a bug of port parser.
  * Fix a crash with MinGW.
  * Refine SIP003 plugin interface.
  * Remove connection timeout from all clients.
  * Fix the alignment bug again.
  * Fix a bug on 32-bit arch.
  * Add TCP fast open support to ss-tunnel by @PantherJohn.

  
This update was imported from the openSUSE:Leap:15.1:Update update project.