Check_MK Werk 8495: Disable SSL level autonegotionaion in Linux agent update plugin

ID: 8495 Title: Disable SSL level autonegotionaion in Linux agent update plugin Component: agents Level: 1 Class: Bug fix Version: 1.4.0i1 This fixes a problem on certain distributions where that feature is not currently working in <tt>curl</tt>. The option <tt>-1</tt> forces TLS - which is the only safe protocol in our days, anyway.