Version 2.6.10 - security update

• Pthread usage fixes (Alexander Usyskin)
• Convert sprintf to snprintf and strcpy to strncpy (Tomas Winkler)
• Fix configure for Windows (Alexander Usyskin)
• Fix possible denial of service (Adam Majer, Klaus Kaempf)
  CVE-2019-3833:
  "Openwsman, versions up to and including 2.6.9, are vulnerable to
  infinite loop in process_connection() when parsing specially crafted
  HTTP requests. A remote, unauthenticated attacker can exploit this
  vulnerability by sending malicious HTTP request to cause denial of
  service to openwsman server."
• Many potential NULL dereferences fixed (Alexander Usyskin)